20172986484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1326821}}^1$

素因数の和:1327016

約数の個数: 48

約数和(自身を含む): 54091879296

約数和(自身を除く): 33918892812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 181, 362, 543, 724, 1086, 1267, 2172, 2534, 3801, 5068, 7602, 15204, 1326821, 2653642, 3980463, 5307284, 7960926, 9287747, 15921852, 18575494, 27863241, 37150988, 55726482, 111452964, 240154601, 480309202, 720463803, 960618404, 1440927606, 1681082207, 2881855212, 3362164414, 5043246621, 6724328828, 10086493242, 20172986484]

約数ペア:

[(1, 20172986484), (2, 10086493242), (3, 6724328828), (4, 5043246621), (6, 3362164414), (7, 2881855212), (12, 1681082207), (14, 1440927606), (21, 960618404), (28, 720463803), (42, 480309202), (84, 240154601), (181, 111452964), (362, 55726482), (543, 37150988), (724, 27863241), (1086, 18575494), (1267, 15921852), (2172, 9287747), (2534, 7960926), (3801, 5307284), (5068, 3980463), (7602, 2653642), (15204, 1326821)]