20944065

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 35122176

約数和(自身を除く): 14178111

約数列:

[1, 3, 5, 15, 31, 73, 93, 155, 219, 365, 465, 617, 1095, 1851, 2263, 3085, 6789, 9255, 11315, 19127, 33945, 45041, 57381, 95635, 135123, 225205, 286905, 675615, 1396271, 4188813, 6981355, 20944065]

約数ペア:

[(1, 20944065), (3, 6981355), (5, 4188813), (15, 1396271), (31, 675615), (73, 286905), (93, 225205), (155, 135123), (219, 95635), (365, 57381), (465, 45041), (617, 33945), (1095, 19127), (1851, 11315), (2263, 9255), (3085, 6789)]