20007832068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{487093}}^1$

素因数の和:487273

約数の個数: 72

約数和(自身を含む): 58155126848

約数和(自身を除く): 38147294780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 978, 1141, 1467, 1956, 2282, 2934, 3423, 4564, 5868, 6846, 10269, 13692, 20538, 41076, 487093, 974186, 1461279, 1948372, 2922558, 3409651, 4383837, 5845116, 6819302, 8767674, 10228953, 13638604, 17535348, 20457906, 30686859, 40915812, 61373718, 79396159, 122747436, 158792318, 238188477, 317584636, 476376954, 555773113, 714565431, 952753908, 1111546226, 1429130862, 1667319339, 2223092452, 2858261724, 3334638678, 5001958017, 6669277356, 10003916034, 20007832068]

約数ペア:

[(1, 20007832068), (2, 10003916034), (3, 6669277356), (4, 5001958017), (6, 3334638678), (7, 2858261724), (9, 2223092452), (12, 1667319339), (14, 1429130862), (18, 1111546226), (21, 952753908), (28, 714565431), (36, 555773113), (42, 476376954), (63, 317584636), (84, 238188477), (126, 158792318), (163, 122747436), (252, 79396159), (326, 61373718), (489, 40915812), (652, 30686859), (978, 20457906), (1141, 17535348), (1467, 13638604), (1956, 10228953), (2282, 8767674), (2934, 6819302), (3423, 5845116), (4564, 4383837), (5868, 3409651), (6846, 2922558), (10269, 1948372), (13692, 1461279), (20538, 974186), (41076, 487093)]