31371664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{115337}}^1$

素因数の和:115362

約数の個数: 20

約数和(自身を含む): 64358604

約数和(自身を除く): 32986940

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 115337, 230674, 461348, 922696, 1845392, 1960729, 3921458, 7842916, 15685832, 31371664]

約数ペア:

[(1, 31371664), (2, 15685832), (4, 7842916), (8, 3921458), (16, 1960729), (17, 1845392), (34, 922696), (68, 461348), (136, 230674), (272, 115337)]