1998969842

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2378

約数の個数: 32

約数和(自身を含む): 3132440640

約数和(自身を除く): 1133470798

約数列:

[1, 2, 41, 82, 83, 139, 166, 278, 2113, 3403, 4226, 5699, 6806, 11398, 11537, 23074, 86633, 173266, 175379, 293707, 350758, 473017, 587414, 946034, 7190539, 12041987, 14381078, 24083974, 24377681, 48755362, 999484921, 1998969842]

約数ペア:

[(1, 1998969842), (2, 999484921), (41, 48755362), (82, 24377681), (83, 24083974), (139, 14381078), (166, 12041987), (278, 7190539), (2113, 946034), (3403, 587414), (4226, 473017), (5699, 350758), (6806, 293707), (11398, 175379), (11537, 173266), (23074, 86633)]