20177154

素因数分解:

$2^1\times 3^3\times {\mathrm{491}}^1\times {\mathrm{761}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 44988480

約数和(自身を除く): 24811326

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 491, 761, 982, 1473, 1522, 2283, 2946, 4419, 4566, 6849, 8838, 13257, 13698, 20547, 26514, 41094, 373651, 747302, 1120953, 2241906, 3362859, 6725718, 10088577, 20177154]

約数ペア:

[(1, 20177154), (2, 10088577), (3, 6725718), (6, 3362859), (9, 2241906), (18, 1120953), (27, 747302), (54, 373651), (491, 41094), (761, 26514), (982, 20547), (1473, 13698), (1522, 13257), (2283, 8838), (2946, 6849), (4419, 4566)]