20051586

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 45489600

約数和(自身を除く): 25438014

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 107, 174, 214, 261, 321, 359, 522, 642, 718, 963, 1077, 1926, 2154, 3103, 3231, 6206, 6462, 9309, 10411, 18618, 20822, 27927, 31233, 38413, 55854, 62466, 76826, 93699, 115239, 187398, 230478, 345717, 691434, 1113977, 2227954, 3341931, 6683862, 10025793, 20051586]

約数ペア:

[(1, 20051586), (2, 10025793), (3, 6683862), (6, 3341931), (9, 2227954), (18, 1113977), (29, 691434), (58, 345717), (87, 230478), (107, 187398), (174, 115239), (214, 93699), (261, 76826), (321, 62466), (359, 55854), (522, 38413), (642, 31233), (718, 27927), (963, 20822), (1077, 18618), (1926, 10411), (2154, 9309), (3103, 6462), (3231, 6206)]