19831500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 69713280

約数和(自身を除く): 49881780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 113, 117, 125, 130, 135, 150, 156, 180, 195, 225, 226, 234, 250, 260, 270, 300, 325, 339, 351, 375, 390, 450, 452, 468, 500, 540, 565, 585, 650, 675, 678, 702, 750, 780, 900, 975, 1017, 1125, 1130, 1170, 1300, 1350, 1356, 1404, 1469, 1500, 1625, 1695, 1755, 1950, 2034, 2250, 2260, 2340, 2700, 2825, 2925, 2938, 3051, 3250, 3375, 3390, 3510, 3900, 4068, 4407, 4500, 4875, 5085, 5650, 5850, 5876, 6102, 6500, 6750, 6780, 7020, 7345, 8475, 8775, 8814, 9750, 10170, 11300, 11700, 12204, 13221, 13500, 14125, 14625, 14690, 15255, 16950, 17550, 17628, 19500, 20340, 22035, 25425, 26442, 28250, 29250, 29380, 30510, 33900, 35100, 36725, 39663, 42375, 43875, 44070, 50850, 52884, 56500, 58500, 61020, 66105, 73450, 76275, 79326, 84750, 87750, 88140, 101700, 110175, 127125, 132210, 146900, 152550, 158652, 169500, 175500, 183625, 198315, 220350, 254250, 264420, 305100, 330525, 367250, 381375, 396630, 440700, 508500, 550875, 661050, 734500, 762750, 793260, 991575, 1101750, 1322100, 1525500, 1652625, 1983150, 2203500, 3305250, 3966300, 4957875, 6610500, 9915750, 19831500]

約数ペア:

[(1, 19831500), (2, 9915750), (3, 6610500), (4, 4957875), (5, 3966300), (6, 3305250), (9, 2203500), (10, 1983150), (12, 1652625), (13, 1525500), (15, 1322100), (18, 1101750), (20, 991575), (25, 793260), (26, 762750), (27, 734500), (30, 661050), (36, 550875), (39, 508500), (45, 440700), (50, 396630), (52, 381375), (54, 367250), (60, 330525), (65, 305100), (75, 264420), (78, 254250), (90, 220350), (100, 198315), (108, 183625), (113, 175500), (117, 169500), (125, 158652), (130, 152550), (135, 146900), (150, 132210), (156, 127125), (180, 110175), (195, 101700), (225, 88140), (226, 87750), (234, 84750), (250, 79326), (260, 76275), (270, 73450), (300, 66105), (325, 61020), (339, 58500), (351, 56500), (375, 52884), (390, 50850), (450, 44070), (452, 43875), (468, 42375), (500, 39663), (540, 36725), (565, 35100), (585, 33900), (650, 30510), (675, 29380), (678, 29250), (702, 28250), (750, 26442), (780, 25425), (900, 22035), (975, 20340), (1017, 19500), (1125, 17628), (1130, 17550), (1170, 16950), (1300, 15255), (1350, 14690), (1356, 14625), (1404, 14125), (1469, 13500), (1500, 13221), (1625, 12204), (1695, 11700), (1755, 11300), (1950, 10170), (2034, 9750), (2250, 8814), (2260, 8775), (2340, 8475), (2700, 7345), (2825, 7020), (2925, 6780), (2938, 6750), (3051, 6500), (3250, 6102), (3375, 5876), (3390, 5850), (3510, 5650), (3900, 5085), (4068, 4875), (4407, 4500)]