20873076

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 39510156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 47, 51, 68, 84, 94, 102, 119, 141, 188, 204, 238, 282, 311, 329, 357, 476, 564, 622, 658, 714, 799, 933, 987, 1244, 1316, 1428, 1598, 1866, 1974, 2177, 2397, 3196, 3732, 3948, 4354, 4794, 5287, 5593, 6531, 8708, 9588, 10574, 11186, 13062, 14617, 15861, 16779, 21148, 22372, 26124, 29234, 31722, 33558, 37009, 43851, 58468, 63444, 67116, 74018, 87702, 102319, 111027, 148036, 175404, 204638, 222054, 248489, 306957, 409276, 444108, 496978, 613914, 745467, 993956, 1227828, 1490934, 1739423, 2981868, 3478846, 5218269, 6957692, 10436538, 20873076]

約数ペア:

[(1, 20873076), (2, 10436538), (3, 6957692), (4, 5218269), (6, 3478846), (7, 2981868), (12, 1739423), (14, 1490934), (17, 1227828), (21, 993956), (28, 745467), (34, 613914), (42, 496978), (47, 444108), (51, 409276), (68, 306957), (84, 248489), (94, 222054), (102, 204638), (119, 175404), (141, 148036), (188, 111027), (204, 102319), (238, 87702), (282, 74018), (311, 67116), (329, 63444), (357, 58468), (476, 43851), (564, 37009), (622, 33558), (658, 31722), (714, 29234), (799, 26124), (933, 22372), (987, 21148), (1244, 16779), (1316, 15861), (1428, 14617), (1598, 13062), (1866, 11186), (1974, 10574), (2177, 9588), (2397, 8708), (3196, 6531), (3732, 5593), (3948, 5287), (4354, 4794)]