129220144

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{17519}}^1$

素因数の和:17988

約数の個数: 20

約数和(自身を含む): 250921440

約数和(自身を除く): 121701296

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 3688, 7376, 17519, 35038, 70076, 140152, 280304, 8076259, 16152518, 32305036, 64610072, 129220144]

約数ペア:

[(1, 129220144), (2, 64610072), (4, 32305036), (8, 16152518), (16, 8076259), (461, 280304), (922, 140152), (1844, 70076), (3688, 35038), (7376, 17519)]