19511118

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{10949}}^1$

素因数の和:10974

約数の個数: 40

約数和(自身を含む): 47698200

約数和(自身を除く): 28187082

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 594, 891, 1782, 10949, 21898, 32847, 65694, 98541, 120439, 197082, 240878, 295623, 361317, 591246, 722634, 886869, 1083951, 1773738, 2167902, 3251853, 6503706, 9755559, 19511118]

約数ペア:

[(1, 19511118), (2, 9755559), (3, 6503706), (6, 3251853), (9, 2167902), (11, 1773738), (18, 1083951), (22, 886869), (27, 722634), (33, 591246), (54, 361317), (66, 295623), (81, 240878), (99, 197082), (162, 120439), (198, 98541), (297, 65694), (594, 32847), (891, 21898), (1782, 10949)]