15855918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 36190080

約数和(自身を除く): 20334162

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 169, 247, 338, 494, 507, 741, 823, 1014, 1482, 1646, 2469, 3211, 4938, 6422, 9633, 10699, 15637, 19266, 21398, 31274, 32097, 46911, 64194, 93822, 139087, 203281, 278174, 406562, 417261, 609843, 834522, 1219686, 2642653, 5285306, 7927959, 15855918]

約数ペア:

[(1, 15855918), (2, 7927959), (3, 5285306), (6, 2642653), (13, 1219686), (19, 834522), (26, 609843), (38, 417261), (39, 406562), (57, 278174), (78, 203281), (114, 139087), (169, 93822), (247, 64194), (338, 46911), (494, 32097), (507, 31274), (741, 21398), (823, 19266), (1014, 15637), (1482, 10699), (1646, 9633), (2469, 6422), (3211, 4938)]