19997463903

素因数分解:

$3^1\times {\mathrm{379}}^1\times {\mathrm{2531}}^1\times {\mathrm{6949}}^1$

素因数の和:9862

約数の個数: 16

約数和(自身を含む): 26748048000

約数和(自身を除く): 6750584097

約数列:

[1, 3, 379, 1137, 2531, 6949, 7593, 20847, 959249, 2633671, 2877747, 7901013, 17587919, 52763757, 6665821301, 19997463903]

約数ペア:

[(1, 19997463903), (3, 6665821301), (379, 52763757), (1137, 17587919), (2531, 7901013), (6949, 2877747), (7593, 2633671), (20847, 959249)]