20730186

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 46949760

約数和(自身を除く): 26219574

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 151, 174, 261, 263, 302, 453, 522, 526, 789, 906, 1359, 1578, 2367, 2718, 4379, 4734, 7627, 8758, 13137, 15254, 22881, 26274, 39411, 39713, 45762, 68643, 78822, 79426, 119139, 137286, 238278, 357417, 714834, 1151677, 2303354, 3455031, 6910062, 10365093, 20730186]

約数ペア:

[(1, 20730186), (2, 10365093), (3, 6910062), (6, 3455031), (9, 2303354), (18, 1151677), (29, 714834), (58, 357417), (87, 238278), (151, 137286), (174, 119139), (261, 79426), (263, 78822), (302, 68643), (453, 45762), (522, 39713), (526, 39411), (789, 26274), (906, 22881), (1359, 15254), (1578, 13137), (2367, 8758), (2718, 7627), (4379, 4734)]