20793432

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 57484800

約数和(自身を除く): 36691368

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 79, 88, 132, 158, 237, 264, 316, 474, 632, 869, 948, 997, 1738, 1896, 1994, 2607, 2991, 3476, 3988, 5214, 5982, 6952, 7976, 10428, 10967, 11964, 20856, 21934, 23928, 32901, 43868, 65802, 78763, 87736, 131604, 157526, 236289, 263208, 315052, 472578, 630104, 866393, 945156, 1732786, 1890312, 2599179, 3465572, 5198358, 6931144, 10396716, 20793432]

約数ペア:

[(1, 20793432), (2, 10396716), (3, 6931144), (4, 5198358), (6, 3465572), (8, 2599179), (11, 1890312), (12, 1732786), (22, 945156), (24, 866393), (33, 630104), (44, 472578), (66, 315052), (79, 263208), (88, 236289), (132, 157526), (158, 131604), (237, 87736), (264, 78763), (316, 65802), (474, 43868), (632, 32901), (869, 23928), (948, 21934), (997, 20856), (1738, 11964), (1896, 10967), (1994, 10428), (2607, 7976), (2991, 6952), (3476, 5982), (3988, 5214)]