23918008

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 45788400

約数和(自身を除く): 21870392

約数列:

[1, 2, 4, 8, 137, 139, 157, 274, 278, 314, 548, 556, 628, 1096, 1112, 1256, 19043, 21509, 21823, 38086, 43018, 43646, 76172, 86036, 87292, 152344, 172072, 174584, 2989751, 5979502, 11959004, 23918008]

約数ペア:

[(1, 23918008), (2, 11959004), (4, 5979502), (8, 2989751), (137, 174584), (139, 172072), (157, 152344), (274, 87292), (278, 86036), (314, 76172), (548, 43646), (556, 43018), (628, 38086), (1096, 21823), (1112, 21509), (1256, 19043)]