20938512

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 62531712

約数和(自身を除く): 41593200

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 101, 112, 168, 202, 303, 336, 404, 606, 617, 707, 808, 1212, 1234, 1414, 1616, 1851, 2121, 2424, 2468, 2828, 3702, 4242, 4319, 4848, 4936, 5656, 7404, 8484, 8638, 9872, 11312, 12957, 14808, 16968, 17276, 25914, 29616, 33936, 34552, 51828, 62317, 69104, 103656, 124634, 186951, 207312, 249268, 373902, 436219, 498536, 747804, 872438, 997072, 1308657, 1495608, 1744876, 2617314, 2991216, 3489752, 5234628, 6979504, 10469256, 20938512]

約数ペア:

[(1, 20938512), (2, 10469256), (3, 6979504), (4, 5234628), (6, 3489752), (7, 2991216), (8, 2617314), (12, 1744876), (14, 1495608), (16, 1308657), (21, 997072), (24, 872438), (28, 747804), (42, 498536), (48, 436219), (56, 373902), (84, 249268), (101, 207312), (112, 186951), (168, 124634), (202, 103656), (303, 69104), (336, 62317), (404, 51828), (606, 34552), (617, 33936), (707, 29616), (808, 25914), (1212, 17276), (1234, 16968), (1414, 14808), (1616, 12957), (1851, 11312), (2121, 9872), (2424, 8638), (2468, 8484), (2828, 7404), (3702, 5656), (4242, 4936), (4319, 4848)]