1998362008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{49279}}^1$

素因数の和:49459

約数の個数: 32

約数和(自身を含む): 3876364800

約数和(自身を除く): 1878002792

約数列:

[1, 2, 4, 8, 37, 74, 137, 148, 274, 296, 548, 1096, 5069, 10138, 20276, 40552, 49279, 98558, 197116, 394232, 1823323, 3646646, 6751223, 7293292, 13502446, 14586584, 27004892, 54009784, 249795251, 499590502, 999181004, 1998362008]

約数ペア:

[(1, 1998362008), (2, 999181004), (4, 499590502), (8, 249795251), (37, 54009784), (74, 27004892), (137, 14586584), (148, 13502446), (274, 7293292), (296, 6751223), (548, 3646646), (1096, 1823323), (5069, 394232), (10138, 197116), (20276, 98558), (40552, 49279)]