20116136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1487}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 40176000

約数和(自身を除く): 20059864

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1487, 1691, 2974, 3382, 5948, 6764, 11896, 13528, 28253, 56506, 113012, 132343, 226024, 264686, 529372, 1058744, 2514517, 5029034, 10058068, 20116136]

約数ペア:

[(1, 20116136), (2, 10058068), (4, 5029034), (8, 2514517), (19, 1058744), (38, 529372), (76, 264686), (89, 226024), (152, 132343), (178, 113012), (356, 56506), (712, 28253), (1487, 13528), (1691, 11896), (2974, 6764), (3382, 5948)]