20677302

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 48153600

約数和(自身を除く): 27476298

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 79, 111, 131, 158, 222, 237, 262, 333, 393, 474, 666, 711, 786, 999, 1179, 1422, 1998, 2133, 2358, 2923, 3537, 4266, 4847, 5846, 7074, 8769, 9694, 10349, 14541, 17538, 20698, 26307, 29082, 31047, 43623, 52614, 62094, 78921, 87246, 93141, 130869, 157842, 186282, 261738, 279423, 382913, 558846, 765826, 1148739, 2297478, 3446217, 6892434, 10338651, 20677302]

約数ペア:

[(1, 20677302), (2, 10338651), (3, 6892434), (6, 3446217), (9, 2297478), (18, 1148739), (27, 765826), (37, 558846), (54, 382913), (74, 279423), (79, 261738), (111, 186282), (131, 157842), (158, 130869), (222, 93141), (237, 87246), (262, 78921), (333, 62094), (393, 52614), (474, 43623), (666, 31047), (711, 29082), (786, 26307), (999, 20698), (1179, 17538), (1422, 14541), (1998, 10349), (2133, 9694), (2358, 8769), (2923, 7074), (3537, 5846), (4266, 4847)]