20108944037

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37897}}^1$

素因数の和:37955

約数の個数: 40

約数和(自身を含む): 26750379096

約数和(自身を除く): 6641435059

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 343, 637, 833, 1547, 2401, 4459, 5831, 10829, 31213, 37897, 40817, 75803, 265279, 492661, 530621, 644249, 1856953, 3448627, 4509743, 8375237, 12998671, 24140389, 31568201, 58626659, 90990697, 168982723, 220977407, 410386613, 1182879061, 1546841849, 2872706291, 20108944037]

約数ペア:

[(1, 20108944037), (7, 2872706291), (13, 1546841849), (17, 1182879061), (49, 410386613), (91, 220977407), (119, 168982723), (221, 90990697), (343, 58626659), (637, 31568201), (833, 24140389), (1547, 12998671), (2401, 8375237), (4459, 4509743), (5831, 3448627), (10829, 1856953), (31213, 644249), (37897, 530621), (40817, 492661), (75803, 265279)]