19101420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1$

素因数の和:941

約数の個数: 120

約数和(自身を含む): 64602384

約数和(自身を除く): 45500964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 907, 1053, 1170, 1404, 1620, 1755, 1814, 2106, 2340, 2721, 3510, 3628, 4212, 4535, 5265, 5442, 7020, 8163, 9070, 10530, 10884, 11791, 13605, 16326, 18140, 21060, 23582, 24489, 27210, 32652, 35373, 40815, 47164, 48978, 54420, 58955, 70746, 73467, 81630, 97956, 106119, 117910, 122445, 141492, 146934, 163260, 176865, 212238, 235820, 244890, 293868, 318357, 353730, 367335, 424476, 489780, 530595, 636714, 707460, 734670, 955071, 1061190, 1273428, 1469340, 1591785, 1910142, 2122380, 3183570, 3820284, 4775355, 6367140, 9550710, 19101420]

約数ペア:

[(1, 19101420), (2, 9550710), (3, 6367140), (4, 4775355), (5, 3820284), (6, 3183570), (9, 2122380), (10, 1910142), (12, 1591785), (13, 1469340), (15, 1273428), (18, 1061190), (20, 955071), (26, 734670), (27, 707460), (30, 636714), (36, 530595), (39, 489780), (45, 424476), (52, 367335), (54, 353730), (60, 318357), (65, 293868), (78, 244890), (81, 235820), (90, 212238), (108, 176865), (117, 163260), (130, 146934), (135, 141492), (156, 122445), (162, 117910), (180, 106119), (195, 97956), (234, 81630), (260, 73467), (270, 70746), (324, 58955), (351, 54420), (390, 48978), (405, 47164), (468, 40815), (540, 35373), (585, 32652), (702, 27210), (780, 24489), (810, 23582), (907, 21060), (1053, 18140), (1170, 16326), (1404, 13605), (1620, 11791), (1755, 10884), (1814, 10530), (2106, 9070), (2340, 8163), (2721, 7020), (3510, 5442), (3628, 5265), (4212, 4535)]