90159218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2399}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 152064000

約数和(自身を除く): 61904782

約数列:

[1, 2, 19, 23, 38, 43, 46, 86, 437, 817, 874, 989, 1634, 1978, 2399, 4798, 18791, 37582, 45581, 55177, 91162, 103157, 110354, 206314, 1048363, 1959983, 2096726, 2372611, 3919966, 4745222, 45079609, 90159218]

約数ペア:

[(1, 90159218), (2, 45079609), (19, 4745222), (23, 3919966), (38, 2372611), (43, 2096726), (46, 1959983), (86, 1048363), (437, 206314), (817, 110354), (874, 103157), (989, 91162), (1634, 55177), (1978, 45581), (2399, 37582), (4798, 18791)]