28320272

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{10859}}^1$

素因数の和:11030

約数の個数: 20

約数和(自身を含む): 55212240

約数和(自身を除く): 26891968

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 10859, 21718, 43436, 86872, 173744, 1770017, 3540034, 7080068, 14160136, 28320272]

約数ペア:

[(1, 28320272), (2, 14160136), (4, 7080068), (8, 3540034), (16, 1770017), (163, 173744), (326, 86872), (652, 43436), (1304, 21718), (2608, 10859)]