20524556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^2$

素因数の和:302

約数の個数: 36

約数和(自身を含む): 40673136

約数和(自身を除く): 20148580

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 131, 262, 299, 524, 598, 1196, 1703, 3013, 3406, 6026, 6812, 12052, 17161, 34322, 39169, 68644, 78338, 156676, 223093, 394703, 446186, 789406, 892372, 1578812, 5131139, 10262278, 20524556]

約数ペア:

[(1, 20524556), (2, 10262278), (4, 5131139), (13, 1578812), (23, 892372), (26, 789406), (46, 446186), (52, 394703), (92, 223093), (131, 156676), (262, 78338), (299, 68644), (524, 39169), (598, 34322), (1196, 17161), (1703, 12052), (3013, 6812), (3406, 6026)]