19159621

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 21732480

約数和(自身を除く): 2572859

約数列:

[1, 13, 23, 139, 299, 461, 1807, 3197, 5993, 10603, 41561, 64079, 137839, 833027, 1473817, 19159621]

約数ペア:

[(1, 19159621), (13, 1473817), (23, 833027), (139, 137839), (299, 64079), (461, 41561), (1807, 10603), (3197, 5993)]