12691172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4001}}^1$

素因数の和:4079

約数の個数: 24

約数和(自身を含む): 24316152

約数和(自身を除く): 11624980

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 4001, 8002, 16004, 52013, 104026, 208052, 244061, 488122, 976244, 3172793, 6345586, 12691172]

約数ペア:

[(1, 12691172), (2, 6345586), (4, 3172793), (13, 976244), (26, 488122), (52, 244061), (61, 208052), (122, 104026), (244, 52013), (793, 16004), (1586, 8002), (3172, 4001)]