20449836

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 57015504

約数和(自身を除く): 36565668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 113, 132, 198, 226, 339, 396, 452, 457, 678, 914, 1017, 1243, 1356, 1371, 1828, 2034, 2486, 2742, 3729, 4068, 4113, 4972, 5027, 5484, 7458, 8226, 10054, 11187, 14916, 15081, 16452, 20108, 22374, 30162, 44748, 45243, 51641, 60324, 90486, 103282, 154923, 180972, 206564, 309846, 464769, 568051, 619692, 929538, 1136102, 1704153, 1859076, 2272204, 3408306, 5112459, 6816612, 10224918, 20449836]

約数ペア:

[(1, 20449836), (2, 10224918), (3, 6816612), (4, 5112459), (6, 3408306), (9, 2272204), (11, 1859076), (12, 1704153), (18, 1136102), (22, 929538), (33, 619692), (36, 568051), (44, 464769), (66, 309846), (99, 206564), (113, 180972), (132, 154923), (198, 103282), (226, 90486), (339, 60324), (396, 51641), (452, 45243), (457, 44748), (678, 30162), (914, 22374), (1017, 20108), (1243, 16452), (1356, 15081), (1371, 14916), (1828, 11187), (2034, 10054), (2486, 8226), (2742, 7458), (3729, 5484), (4068, 5027), (4113, 4972)]