18993806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38449}}^1$

素因数の和:38483

約数の個数: 16

約数和(自身を含む): 32298000

約数和(自身を除く): 13304194

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 38449, 76898, 499837, 730531, 999674, 1461062, 9496903, 18993806]

約数ペア:

[(1, 18993806), (2, 9496903), (13, 1461062), (19, 999674), (26, 730531), (38, 499837), (247, 76898), (494, 38449)]