20724702

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1901}}^1$

素因数の和:2008

約数の個数: 32

約数和(自身を含む): 43822080

約数和(自身を除く): 23097378

約数列:

[1, 2, 3, 6, 23, 46, 69, 79, 138, 158, 237, 474, 1817, 1901, 3634, 3802, 5451, 5703, 10902, 11406, 43723, 87446, 131169, 150179, 262338, 300358, 450537, 901074, 3454117, 6908234, 10362351, 20724702]

約数ペア:

[(1, 20724702), (2, 10362351), (3, 6908234), (6, 3454117), (23, 901074), (46, 450537), (69, 300358), (79, 262338), (138, 150179), (158, 131169), (237, 87446), (474, 43723), (1817, 11406), (1901, 10902), (3634, 5703), (3802, 5451)]