18703020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44531}}^1$

素因数の和:44550

約数の個数: 48

約数和(自身を含む): 59851008

約数和(自身を除く): 41147988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44531, 89062, 133593, 178124, 222655, 267186, 311717, 445310, 534372, 623434, 667965, 890620, 935151, 1246868, 1335930, 1558585, 1870302, 2671860, 3117170, 3740604, 4675755, 6234340, 9351510, 18703020]

約数ペア:

[(1, 18703020), (2, 9351510), (3, 6234340), (4, 4675755), (5, 3740604), (6, 3117170), (7, 2671860), (10, 1870302), (12, 1558585), (14, 1335930), (15, 1246868), (20, 935151), (21, 890620), (28, 667965), (30, 623434), (35, 534372), (42, 445310), (60, 311717), (70, 267186), (84, 222655), (105, 178124), (140, 133593), (210, 89062), (420, 44531)]