20977236345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1\times {\mathrm{1031}}^1$

素因数の和:1894

約数の個数: 64

約数和(自身を含む): 36472762368

約数和(自身を除く): 15495526023

約数列:

[1, 3, 5, 13, 15, 39, 65, 151, 195, 453, 691, 755, 1031, 1963, 2073, 2265, 3093, 3455, 5155, 5889, 8983, 9815, 10365, 13403, 15465, 26949, 29445, 40209, 44915, 67015, 104341, 134745, 155681, 201045, 313023, 467043, 521705, 712421, 778405, 1356433, 1565115, 2023853, 2137263, 2335215, 3562105, 4069299, 6071559, 6782165, 9261473, 10119265, 10686315, 20346495, 27784419, 30357795, 46307365, 107575571, 138922095, 322726713, 537877855, 1398482423, 1613633565, 4195447269, 6992412115, 20977236345]

約数ペア:

[(1, 20977236345), (3, 6992412115), (5, 4195447269), (13, 1613633565), (15, 1398482423), (39, 537877855), (65, 322726713), (151, 138922095), (195, 107575571), (453, 46307365), (691, 30357795), (755, 27784419), (1031, 20346495), (1963, 10686315), (2073, 10119265), (2265, 9261473), (3093, 6782165), (3455, 6071559), (5155, 4069299), (5889, 3562105), (8983, 2335215), (9815, 2137263), (10365, 2023853), (13403, 1565115), (15465, 1356433), (26949, 778405), (29445, 712421), (40209, 521705), (44915, 467043), (67015, 313023), (104341, 201045), (134745, 155681)]