20512732216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1\times {\mathrm{2203}}^1$

素因数の和:2708

約数の個数: 64

約数和(自身を含む): 40100457600

約数和(自身を除く): 19587725384

約数列:

[1, 2, 4, 8, 37, 74, 83, 148, 166, 296, 332, 379, 664, 758, 1516, 2203, 3032, 3071, 4406, 6142, 8812, 12284, 14023, 17624, 24568, 28046, 31457, 56092, 62914, 81511, 112184, 125828, 163022, 182849, 251656, 326044, 365698, 652088, 731396, 834937, 1163909, 1462792, 1669874, 2327818, 3339748, 4655636, 6679496, 6765413, 9311272, 13530826, 27061652, 30892669, 54123304, 61785338, 69299771, 123570676, 138599542, 247141352, 277199084, 554398168, 2564091527, 5128183054, 10256366108, 20512732216]

約数ペア:

[(1, 20512732216), (2, 10256366108), (4, 5128183054), (8, 2564091527), (37, 554398168), (74, 277199084), (83, 247141352), (148, 138599542), (166, 123570676), (296, 69299771), (332, 61785338), (379, 54123304), (664, 30892669), (758, 27061652), (1516, 13530826), (2203, 9311272), (3032, 6765413), (3071, 6679496), (4406, 4655636), (6142, 3339748), (8812, 2327818), (12284, 1669874), (14023, 1462792), (17624, 1163909), (24568, 834937), (28046, 731396), (31457, 652088), (56092, 365698), (62914, 326044), (81511, 251656), (112184, 182849), (125828, 163022)]