20088915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17393}}^1$

素因数の和:17419

約数の個数: 32

約数和(自身を含む): 40075776

約数和(自身を除く): 19986861

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 17393, 52179, 86965, 121751, 191323, 260895, 365253, 573969, 608755, 956615, 1339261, 1826265, 2869845, 4017783, 6696305, 20088915]

約数ペア:

[(1, 20088915), (3, 6696305), (5, 4017783), (7, 2869845), (11, 1826265), (15, 1339261), (21, 956615), (33, 608755), (35, 573969), (55, 365253), (77, 260895), (105, 191323), (165, 121751), (231, 86965), (385, 52179), (1155, 17393)]