20278296

素因数分解:

$2^3\times 3^3\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 56700000

約数和(自身を除く): 36421704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 269, 349, 538, 698, 807, 1047, 1076, 1396, 1614, 2094, 2152, 2421, 2792, 3141, 3228, 4188, 4842, 6282, 6456, 7263, 8376, 9423, 9684, 12564, 14526, 18846, 19368, 25128, 29052, 37692, 58104, 75384, 93881, 187762, 281643, 375524, 563286, 751048, 844929, 1126572, 1689858, 2253144, 2534787, 3379716, 5069574, 6759432, 10139148, 20278296]

約数ペア:

[(1, 20278296), (2, 10139148), (3, 6759432), (4, 5069574), (6, 3379716), (8, 2534787), (9, 2253144), (12, 1689858), (18, 1126572), (24, 844929), (27, 751048), (36, 563286), (54, 375524), (72, 281643), (108, 187762), (216, 93881), (269, 75384), (349, 58104), (538, 37692), (698, 29052), (807, 25128), (1047, 19368), (1076, 18846), (1396, 14526), (1614, 12564), (2094, 9684), (2152, 9423), (2421, 8376), (2792, 7263), (3141, 6456), (3228, 6282), (4188, 4842)]