201531992

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{2647}}^1$

素因数の和:2991

約数の個数: 32

約数和(自身を含む): 391480320

約数和(自身を除く): 189948328

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 307, 614, 1228, 2456, 2647, 5294, 9517, 10588, 19034, 21176, 38068, 76136, 82057, 164114, 328228, 656456, 812629, 1625258, 3250516, 6501032, 25191499, 50382998, 100765996, 201531992]

約数ペア:

[(1, 201531992), (2, 100765996), (4, 50382998), (8, 25191499), (31, 6501032), (62, 3250516), (124, 1625258), (248, 812629), (307, 656456), (614, 328228), (1228, 164114), (2456, 82057), (2647, 76136), (5294, 38068), (9517, 21176), (10588, 19034)]