138454928

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{279143}}^1$

素因数の和:279182

約数の個数: 20

約数和(自身を含む): 276910848

約数和(自身を除く): 138455920

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 279143, 558286, 1116572, 2233144, 4466288, 8653433, 17306866, 34613732, 69227464, 138454928]

約数ペア:

[(1, 138454928), (2, 69227464), (4, 34613732), (8, 17306866), (16, 8653433), (31, 4466288), (62, 2233144), (124, 1116572), (248, 558286), (496, 279143)]