2013487864

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{487}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 3984422400

約数和(自身を除く): 1970934536

約数列:

[1, 2, 4, 8, 29, 58, 71, 116, 142, 232, 251, 284, 487, 502, 568, 974, 1004, 1948, 2008, 2059, 3896, 4118, 7279, 8236, 14123, 14558, 16472, 17821, 28246, 29116, 34577, 35642, 56492, 58232, 69154, 71284, 112984, 122237, 138308, 142568, 244474, 276616, 488948, 516809, 977896, 1002733, 1033618, 2005466, 2067236, 3544873, 4010932, 4134472, 7089746, 8021864, 8678827, 14179492, 17357654, 28358984, 34715308, 69430616, 251685983, 503371966, 1006743932, 2013487864]

約数ペア:

[(1, 2013487864), (2, 1006743932), (4, 503371966), (8, 251685983), (29, 69430616), (58, 34715308), (71, 28358984), (116, 17357654), (142, 14179492), (232, 8678827), (251, 8021864), (284, 7089746), (487, 4134472), (502, 4010932), (568, 3544873), (974, 2067236), (1004, 2005466), (1948, 1033618), (2008, 1002733), (2059, 977896), (3896, 516809), (4118, 488948), (7279, 276616), (8236, 244474), (14123, 142568), (14558, 138308), (16472, 122237), (17821, 112984), (28246, 71284), (29116, 69154), (34577, 58232), (35642, 56492)]