1999130108

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{919}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 3694602240

約数和(自身を除く): 1695472132

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 212, 331, 662, 919, 1324, 1643, 1838, 3286, 3676, 6572, 10261, 17543, 20522, 28489, 35086, 41044, 48707, 56978, 70172, 97414, 113956, 194828, 304189, 543833, 608378, 1087666, 1216756, 1509917, 2175332, 3019834, 6039668, 9429859, 16122017, 18859718, 32244034, 37719436, 64488068, 499782527, 999565054, 1999130108]

約数ペア:

[(1, 1999130108), (2, 999565054), (4, 499782527), (31, 64488068), (53, 37719436), (62, 32244034), (106, 18859718), (124, 16122017), (212, 9429859), (331, 6039668), (662, 3019834), (919, 2175332), (1324, 1509917), (1643, 1216756), (1838, 1087666), (3286, 608378), (3676, 543833), (6572, 304189), (10261, 194828), (17543, 113956), (20522, 97414), (28489, 70172), (35086, 56978), (41044, 48707)]