17996852178

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{347041}}^1$

素因数の和:347159

約数の個数: 48

約数和(自身を含む): 40495636896

約数和(自身を除く): 22498784718

約数列:

[1, 2, 3, 6, 9, 18, 43, 67, 86, 129, 134, 201, 258, 387, 402, 603, 774, 1206, 2881, 5762, 8643, 17286, 25929, 51858, 347041, 694082, 1041123, 2082246, 3123369, 6246738, 14922763, 23251747, 29845526, 44768289, 46503494, 69755241, 89536578, 134304867, 139510482, 209265723, 268609734, 418531446, 999825121, 1999650242, 2999475363, 5998950726, 8998426089, 17996852178]

約数ペア:

[(1, 17996852178), (2, 8998426089), (3, 5998950726), (6, 2999475363), (9, 1999650242), (18, 999825121), (43, 418531446), (67, 268609734), (86, 209265723), (129, 139510482), (134, 134304867), (201, 89536578), (258, 69755241), (387, 46503494), (402, 44768289), (603, 29845526), (774, 23251747), (1206, 14922763), (2881, 6246738), (5762, 3123369), (8643, 2082246), (17286, 1041123), (25929, 694082), (51858, 347041)]