31213904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{114757}}^1$

素因数の和:114782

約数の個数: 20

約数和(自身を含む): 64034964

約数和(自身を除く): 32821060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 114757, 229514, 459028, 918056, 1836112, 1950869, 3901738, 7803476, 15606952, 31213904]

約数ペア:

[(1, 31213904), (2, 15606952), (4, 7803476), (8, 3901738), (16, 1950869), (17, 1836112), (34, 918056), (68, 459028), (136, 229514), (272, 114757)]