19699290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 56019600

約数和(自身を除く): 36320310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 113, 117, 130, 149, 195, 226, 234, 298, 339, 390, 447, 565, 585, 678, 745, 894, 1017, 1130, 1170, 1341, 1469, 1490, 1695, 1937, 2034, 2235, 2682, 2938, 3390, 3874, 4407, 4470, 5085, 5811, 6705, 7345, 8814, 9685, 10170, 11622, 13221, 13410, 14690, 16837, 17433, 19370, 22035, 26442, 29055, 33674, 34866, 44070, 50511, 58110, 66105, 84185, 87165, 101022, 132210, 151533, 168370, 174330, 218881, 252555, 303066, 437762, 505110, 656643, 757665, 1094405, 1313286, 1515330, 1969929, 2188810, 3283215, 3939858, 6566430, 9849645, 19699290]

約数ペア:

[(1, 19699290), (2, 9849645), (3, 6566430), (5, 3939858), (6, 3283215), (9, 2188810), (10, 1969929), (13, 1515330), (15, 1313286), (18, 1094405), (26, 757665), (30, 656643), (39, 505110), (45, 437762), (65, 303066), (78, 252555), (90, 218881), (113, 174330), (117, 168370), (130, 151533), (149, 132210), (195, 101022), (226, 87165), (234, 84185), (298, 66105), (339, 58110), (390, 50511), (447, 44070), (565, 34866), (585, 33674), (678, 29055), (745, 26442), (894, 22035), (1017, 19370), (1130, 17433), (1170, 16837), (1341, 14690), (1469, 13410), (1490, 13221), (1695, 11622), (1937, 10170), (2034, 9685), (2235, 8814), (2682, 7345), (2938, 6705), (3390, 5811), (3874, 5085), (4407, 4470)]