138545648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{509359}}^1$

素因数の和:509384

約数の個数: 20

約数和(自身を含む): 284222880

約数和(自身を除く): 145677232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 509359, 1018718, 2037436, 4074872, 8149744, 8659103, 17318206, 34636412, 69272824, 138545648]

約数ペア:

[(1, 138545648), (2, 69272824), (4, 34636412), (8, 17318206), (16, 8659103), (17, 8149744), (34, 4074872), (68, 2037436), (136, 1018718), (272, 509359)]