20988892892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{677}}^1\times {\mathrm{1471}}^1$

素因数の和:2642

約数の個数: 48

約数和(自身を含む): 40240005120

約数和(自身を除く): 19251112228

約数列:

[1, 2, 4, 11, 22, 44, 479, 677, 958, 1354, 1471, 1916, 2708, 2942, 5269, 5884, 7447, 10538, 14894, 16181, 21076, 29788, 32362, 64724, 324283, 648566, 704609, 995867, 1297132, 1409218, 1991734, 2818436, 3567113, 3983468, 7134226, 7750699, 10954537, 14268452, 15501398, 21909074, 31002796, 43818148, 477020293, 954040586, 1908081172, 5247223223, 10494446446, 20988892892]

約数ペア:

[(1, 20988892892), (2, 10494446446), (4, 5247223223), (11, 1908081172), (22, 954040586), (44, 477020293), (479, 43818148), (677, 31002796), (958, 21909074), (1354, 15501398), (1471, 14268452), (1916, 10954537), (2708, 7750699), (2942, 7134226), (5269, 3983468), (5884, 3567113), (7447, 2818436), (10538, 1991734), (14894, 1409218), (16181, 1297132), (21076, 995867), (29788, 704609), (32362, 648566), (64724, 324283)]