20808768470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{898091}}^1$

素因数の和:898436

約数の個数: 32

約数和(自身を含む): 42935982336

約数和(自身を除く): 22127213866

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 331, 662, 1655, 2317, 3310, 4634, 11585, 23170, 898091, 1796182, 4490455, 6286637, 8980910, 12573274, 31433185, 62866370, 297268121, 594536242, 1486340605, 2080876847, 2972681210, 4161753694, 10404384235, 20808768470]

約数ペア:

[(1, 20808768470), (2, 10404384235), (5, 4161753694), (7, 2972681210), (10, 2080876847), (14, 1486340605), (35, 594536242), (70, 297268121), (331, 62866370), (662, 31433185), (1655, 12573274), (2317, 8980910), (3310, 6286637), (4634, 4490455), (11585, 1796182), (23170, 898091)]