19853888

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10007}}^1$

素因数の和:10050

約数の個数: 28

約数和(自身を含む): 40672512

約数和(自身を除く): 20818624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10007, 20014, 40028, 80056, 160112, 310217, 320224, 620434, 640448, 1240868, 2481736, 4963472, 9926944, 19853888]

約数ペア:

[(1, 19853888), (2, 9926944), (4, 4963472), (8, 2481736), (16, 1240868), (31, 640448), (32, 620434), (62, 320224), (64, 310217), (124, 160112), (248, 80056), (496, 40028), (992, 20014), (1984, 10007)]