201912928

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2111}}^1$

素因数の和:2196

約数の個数: 72

約数和(自身を含む): 470219904

約数和(自身を除く): 268306976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 392, 427, 488, 784, 854, 976, 1568, 1708, 1952, 2111, 2989, 3416, 4222, 5978, 6832, 8444, 11956, 13664, 14777, 16888, 23912, 29554, 33776, 47824, 59108, 67552, 95648, 103439, 118216, 128771, 206878, 236432, 257542, 413756, 472864, 515084, 827512, 901397, 1030168, 1655024, 1802794, 2060336, 3310048, 3605588, 4120672, 6309779, 7211176, 12619558, 14422352, 25239116, 28844704, 50478232, 100956464, 201912928]

約数ペア:

[(1, 201912928), (2, 100956464), (4, 50478232), (7, 28844704), (8, 25239116), (14, 14422352), (16, 12619558), (28, 7211176), (32, 6309779), (49, 4120672), (56, 3605588), (61, 3310048), (98, 2060336), (112, 1802794), (122, 1655024), (196, 1030168), (224, 901397), (244, 827512), (392, 515084), (427, 472864), (488, 413756), (784, 257542), (854, 236432), (976, 206878), (1568, 128771), (1708, 118216), (1952, 103439), (2111, 95648), (2989, 67552), (3416, 59108), (4222, 47824), (5978, 33776), (6832, 29554), (8444, 23912), (11956, 16888), (13664, 14777)]