20872404

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9203}}^1$

素因数の和:9226

約数の個数: 60

約数和(自身を含む): 62366304

約数和(自身を除く): 41493900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9203, 18406, 27609, 36812, 55218, 64421, 82827, 110436, 128842, 165654, 193263, 248481, 257684, 331308, 386526, 496962, 579789, 745443, 773052, 993924, 1159578, 1490886, 1739367, 2319156, 2981772, 3478734, 5218101, 6957468, 10436202, 20872404]

約数ペア:

[(1, 20872404), (2, 10436202), (3, 6957468), (4, 5218101), (6, 3478734), (7, 2981772), (9, 2319156), (12, 1739367), (14, 1490886), (18, 1159578), (21, 993924), (27, 773052), (28, 745443), (36, 579789), (42, 496962), (54, 386526), (63, 331308), (81, 257684), (84, 248481), (108, 193263), (126, 165654), (162, 128842), (189, 110436), (252, 82827), (324, 64421), (378, 55218), (567, 36812), (756, 27609), (1134, 18406), (2268, 9203)]