18598405028

素因数分解:

$2^2\times 7^1\times {\mathrm{2137}}^1\times {\mathrm{310823}}^1$

素因数の和:312971

約数の個数: 24

約数和(自身を含む): 37214335872

約数和(自身を除く): 18615930844

約数列:

[1, 2, 4, 7, 14, 28, 2137, 4274, 8548, 14959, 29918, 59836, 310823, 621646, 1243292, 2175761, 4351522, 8703044, 664228751, 1328457502, 2656915004, 4649601257, 9299202514, 18598405028]

約数ペア:

[(1, 18598405028), (2, 9299202514), (4, 4649601257), (7, 2656915004), (14, 1328457502), (28, 664228751), (2137, 8703044), (4274, 4351522), (8548, 2175761), (14959, 1243292), (29918, 621646), (59836, 310823)]