18064940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29137}}^1$

素因数の和:29177

約数の個数: 24

約数和(自身を含む): 39161472

約数和(自身を除く): 21096532

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29137, 58274, 116548, 145685, 291370, 582740, 903247, 1806494, 3612988, 4516235, 9032470, 18064940]

約数ペア:

[(1, 18064940), (2, 9032470), (4, 4516235), (5, 3612988), (10, 1806494), (20, 903247), (31, 582740), (62, 291370), (124, 145685), (155, 116548), (310, 58274), (620, 29137)]