31779536

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{32561}}^1$

素因数の和:32630

約数の個数: 20

約数和(自身を含む): 62584164

約数和(自身を除く): 30804628

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 32561, 65122, 130244, 260488, 520976, 1986221, 3972442, 7944884, 15889768, 31779536]

約数ペア:

[(1, 31779536), (2, 15889768), (4, 7944884), (8, 3972442), (16, 1986221), (61, 520976), (122, 260488), (244, 130244), (488, 65122), (976, 32561)]