20542592

素因数分解:

$2^7\times 7^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 47442240

約数和(自身を除く): 26899648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 101, 112, 128, 202, 224, 227, 404, 448, 454, 707, 808, 896, 908, 1414, 1589, 1616, 1816, 2828, 3178, 3232, 3632, 5656, 6356, 6464, 7264, 11312, 12712, 12928, 14528, 22624, 22927, 25424, 29056, 45248, 45854, 50848, 90496, 91708, 101696, 160489, 183416, 203392, 320978, 366832, 641956, 733664, 1283912, 1467328, 2567824, 2934656, 5135648, 10271296, 20542592]

約数ペア:

[(1, 20542592), (2, 10271296), (4, 5135648), (7, 2934656), (8, 2567824), (14, 1467328), (16, 1283912), (28, 733664), (32, 641956), (56, 366832), (64, 320978), (101, 203392), (112, 183416), (128, 160489), (202, 101696), (224, 91708), (227, 90496), (404, 50848), (448, 45854), (454, 45248), (707, 29056), (808, 25424), (896, 22927), (908, 22624), (1414, 14528), (1589, 12928), (1616, 12712), (1816, 11312), (2828, 7264), (3178, 6464), (3232, 6356), (3632, 5656)]