20403749002

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{266291}}^1$

素因数の和:266734

約数の個数: 32

約数和(自身を含む): 37758075264

約数和(自身を除く): 17354326262

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 421, 842, 2947, 5473, 5894, 10946, 38311, 76622, 266291, 532582, 1864037, 3461783, 3728074, 6923566, 24232481, 48464962, 112108511, 224217022, 784759577, 1457410643, 1569519154, 2914821286, 10201874501, 20403749002]

約数ペア:

[(1, 20403749002), (2, 10201874501), (7, 2914821286), (13, 1569519154), (14, 1457410643), (26, 784759577), (91, 224217022), (182, 112108511), (421, 48464962), (842, 24232481), (2947, 6923566), (5473, 3728074), (5894, 3461783), (10946, 1864037), (38311, 532582), (76622, 266291)]