20280482628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{786431}}^1$

素因数の和:786752

約数の個数: 48

約数和(自身を含む): 54257516544

約数和(自身を除く): 33977033916

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 307, 614, 921, 1228, 1842, 2149, 3684, 4298, 6447, 8596, 12894, 25788, 786431, 1572862, 2359293, 3145724, 4718586, 5505017, 9437172, 11010034, 16515051, 22020068, 33030102, 66060204, 241434317, 482868634, 724302951, 965737268, 1448605902, 1690040219, 2897211804, 3380080438, 5070120657, 6760160876, 10140241314, 20280482628]

約数ペア:

[(1, 20280482628), (2, 10140241314), (3, 6760160876), (4, 5070120657), (6, 3380080438), (7, 2897211804), (12, 1690040219), (14, 1448605902), (21, 965737268), (28, 724302951), (42, 482868634), (84, 241434317), (307, 66060204), (614, 33030102), (921, 22020068), (1228, 16515051), (1842, 11010034), (2149, 9437172), (3684, 5505017), (4298, 4718586), (6447, 3145724), (8596, 2359293), (12894, 1572862), (25788, 786431)]