19011748

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11131}}^1$

素因数の和:11203

約数の個数: 24

約数和(自身を含む): 38650304

約数和(自身を除く): 19638556

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11131, 22262, 44524, 77917, 155834, 311668, 678991, 1357982, 2715964, 4752937, 9505874, 19011748]

約数ペア:

[(1, 19011748), (2, 9505874), (4, 4752937), (7, 2715964), (14, 1357982), (28, 678991), (61, 311668), (122, 155834), (244, 77917), (427, 44524), (854, 22262), (1708, 11131)]