19274941

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 22521600

約数和(自身を除く): 3246659

約数列:

[1, 7, 101, 137, 199, 707, 959, 1393, 13837, 20099, 27263, 96859, 140693, 190841, 2753563, 19274941]

約数ペア:

[(1, 19274941), (7, 2753563), (101, 190841), (137, 140693), (199, 96859), (707, 27263), (959, 20099), (1393, 13837)]