20544264

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 40782456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 47, 52, 72, 78, 94, 104, 117, 141, 156, 188, 234, 282, 312, 376, 423, 467, 468, 564, 611, 846, 934, 936, 1128, 1222, 1401, 1692, 1833, 1868, 2444, 2802, 3384, 3666, 3736, 4203, 4888, 5499, 5604, 6071, 7332, 8406, 10998, 11208, 12142, 14664, 16812, 18213, 21949, 21996, 24284, 33624, 36426, 43898, 43992, 48568, 54639, 65847, 72852, 87796, 109278, 131694, 145704, 175592, 197541, 218556, 263388, 285337, 395082, 437112, 526776, 570674, 790164, 856011, 1141348, 1580328, 1712022, 2282696, 2568033, 3424044, 5136066, 6848088, 10272132, 20544264]

約数ペア:

[(1, 20544264), (2, 10272132), (3, 6848088), (4, 5136066), (6, 3424044), (8, 2568033), (9, 2282696), (12, 1712022), (13, 1580328), (18, 1141348), (24, 856011), (26, 790164), (36, 570674), (39, 526776), (47, 437112), (52, 395082), (72, 285337), (78, 263388), (94, 218556), (104, 197541), (117, 175592), (141, 145704), (156, 131694), (188, 109278), (234, 87796), (282, 72852), (312, 65847), (376, 54639), (423, 48568), (467, 43992), (468, 43898), (564, 36426), (611, 33624), (846, 24284), (934, 21996), (936, 21949), (1128, 18213), (1222, 16812), (1401, 14664), (1692, 12142), (1833, 11208), (1868, 10998), (2444, 8406), (2802, 7332), (3384, 6071), (3666, 5604), (3736, 5499), (4203, 4888)]