31306928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{115099}}^1$

素因数の和:115124

約数の個数: 20

約数和(自身を含む): 64225800

約数和(自身を除く): 32918872

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 115099, 230198, 460396, 920792, 1841584, 1956683, 3913366, 7826732, 15653464, 31306928]

約数ペア:

[(1, 31306928), (2, 15653464), (4, 7826732), (8, 3913366), (16, 1956683), (17, 1841584), (34, 920792), (68, 460396), (136, 230198), (272, 115099)]