30811954

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{8147}}^1$

素因数の和:8241

約数の個数: 16

約数和(自身を含む): 48496896

約数和(自身を除く): 17684942

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 8147, 16294, 252557, 496967, 505114, 993934, 15405977, 30811954]

約数ペア:

[(1, 30811954), (2, 15405977), (31, 993934), (61, 505114), (62, 496967), (122, 252557), (1891, 16294), (3782, 8147)]