201821854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{521}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 334647936

約数和(自身を除く): 132826082

約数列:

[1, 2, 13, 26, 47, 94, 317, 521, 611, 634, 1042, 1222, 4121, 6773, 8242, 13546, 14899, 24487, 29798, 48974, 165157, 193687, 318331, 330314, 387374, 636662, 2147041, 4294082, 7762379, 15524758, 100910927, 201821854]

約数ペア:

[(1, 201821854), (2, 100910927), (13, 15524758), (26, 7762379), (47, 4294082), (94, 2147041), (317, 636662), (521, 387374), (611, 330314), (634, 318331), (1042, 193687), (1222, 165157), (4121, 48974), (6773, 29798), (8242, 24487), (13546, 14899)]