209862064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{423109}}^1$

素因数の和:423148

約数の個数: 20

約数和(自身を含む): 419725120

約数和(自身を除く): 209863056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 423109, 846218, 1692436, 3384872, 6769744, 13116379, 26232758, 52465516, 104931032, 209862064]

約数ペア:

[(1, 209862064), (2, 104931032), (4, 52465516), (8, 26232758), (16, 13116379), (31, 6769744), (62, 3384872), (124, 1692436), (248, 846218), (496, 423109)]