1919751982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{639491}}^1$

素因数の和:639591

約数の個数: 16

約数和(自身を含む): 3069561600

約数和(自身を除く): 1149809618

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 639491, 1278982, 12150329, 24300658, 50519789, 101039578, 959875991, 1919751982]

約数ペア:

[(1, 1919751982), (2, 959875991), (19, 101039578), (38, 50519789), (79, 24300658), (158, 12150329), (1501, 1278982), (3002, 639491)]