991855402024

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2113}}^1\times {\mathrm{3088199}}^1$

素因数の和:3090337

約数の個数: 32

約数和(自身を含む): 1958536440000

約数和(自身を除く): 966681037976

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2113, 4226, 8452, 16904, 40147, 80294, 160588, 321176, 3088199, 6176398, 12352796, 24705592, 58675781, 117351562, 234703124, 469406248, 6525364487, 13050728974, 26101457948, 52202915896, 123981925253, 247963850506, 495927701012, 991855402024]

約数ペア:

[(1, 991855402024), (2, 495927701012), (4, 247963850506), (8, 123981925253), (19, 52202915896), (38, 26101457948), (76, 13050728974), (152, 6525364487), (2113, 469406248), (4226, 234703124), (8452, 117351562), (16904, 58675781), (40147, 24705592), (80294, 12352796), (160588, 6176398), (321176, 3088199)]