388525904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1867913}}^1$

素因数の和:1867934

約数の個数: 20

約数和(自身を含む): 810674676

約数和(自身を除く): 422148772

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1867913, 3735826, 7471652, 14943304, 24282869, 29886608, 48565738, 97131476, 194262952, 388525904]

約数ペア:

[(1, 388525904), (2, 194262952), (4, 97131476), (8, 48565738), (13, 29886608), (16, 24282869), (26, 14943304), (52, 7471652), (104, 3735826), (208, 1867913)]