20186982315

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1\times {\mathrm{13709}}^1$

素因数の和:14524

約数の個数: 48

約数和(自身を含む): 35854172640

約数和(自身を除く): 15667190325

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 761, 1935, 2283, 3805, 6849, 11415, 13709, 32723, 34245, 41127, 68545, 98169, 123381, 163615, 205635, 294507, 490845, 589487, 616905, 1472535, 1768461, 2947435, 5305383, 8842305, 10432549, 26526915, 31297647, 52162745, 93892941, 156488235, 448599607, 469464705, 1345798821, 2242998035, 4037396463, 6728994105, 20186982315]

約数ペア:

[(1, 20186982315), (3, 6728994105), (5, 4037396463), (9, 2242998035), (15, 1345798821), (43, 469464705), (45, 448599607), (129, 156488235), (215, 93892941), (387, 52162745), (645, 31297647), (761, 26526915), (1935, 10432549), (2283, 8842305), (3805, 5305383), (6849, 2947435), (11415, 1768461), (13709, 1472535), (32723, 616905), (34245, 589487), (41127, 490845), (68545, 294507), (98169, 205635), (123381, 163615)]