18615396718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{35069}}^1$

素因数の和:35380

約数の個数: 32

約数和(自身を含む): 30005892000

約数和(自身を除く): 11390495282

約数列:

[1, 2, 19, 38, 61, 122, 229, 458, 1159, 2318, 4351, 8702, 13969, 27938, 35069, 70138, 265411, 530822, 666311, 1332622, 2139209, 4278418, 8030801, 16061602, 40644971, 81289942, 152585219, 305170438, 489878861, 979757722, 9307698359, 18615396718]

約数ペア:

[(1, 18615396718), (2, 9307698359), (19, 979757722), (38, 489878861), (61, 305170438), (122, 152585219), (229, 81289942), (458, 40644971), (1159, 16061602), (2318, 8030801), (4351, 4278418), (8702, 2139209), (13969, 1332622), (27938, 666311), (35069, 530822), (70138, 265411)]