72040432

素因数分解:

$2^4\times {\mathrm{971}}^1\times {\mathrm{4637}}^1$

素因数の和:5616

約数の個数: 20

約数和(自身を含む): 139752216

約数和(自身を除く): 67711784

約数列:

[1, 2, 4, 8, 16, 971, 1942, 3884, 4637, 7768, 9274, 15536, 18548, 37096, 74192, 4502527, 9005054, 18010108, 36020216, 72040432]

約数ペア:

[(1, 72040432), (2, 36020216), (4, 18010108), (8, 9005054), (16, 4502527), (971, 74192), (1942, 37096), (3884, 18548), (4637, 15536), (7768, 9274)]