20437282

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:741

約数の個数: 16

約数和(自身を含む): 31145400

約数和(自身を除く): 10708118

約数列:

[1, 2, 109, 218, 241, 389, 482, 778, 26269, 42401, 52538, 84802, 93749, 187498, 10218641, 20437282]

約数ペア:

[(1, 20437282), (2, 10218641), (109, 187498), (218, 93749), (241, 84802), (389, 52538), (482, 42401), (778, 26269)]