20199295172

素因数分解:

$2^2\times 7^1\times {\mathrm{10331}}^1\times {\mathrm{69829}}^1$

素因数の和:80171

約数の個数: 24

約数和(自身を含む): 40403079360

約数和(自身を除く): 20203784188

約数列:

[1, 2, 4, 7, 14, 28, 10331, 20662, 41324, 69829, 72317, 139658, 144634, 279316, 289268, 488803, 977606, 1955212, 721403399, 1442806798, 2885613596, 5049823793, 10099647586, 20199295172]

約数ペア:

[(1, 20199295172), (2, 10099647586), (4, 5049823793), (7, 2885613596), (14, 1442806798), (28, 721403399), (10331, 1955212), (20662, 977606), (41324, 488803), (69829, 289268), (72317, 279316), (139658, 144634)]