19174732

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 37078272

約数和(自身を除く): 17903540

約数列:

[1, 2, 4, 23, 37, 43, 46, 74, 86, 92, 131, 148, 172, 262, 524, 851, 989, 1591, 1702, 1978, 3013, 3182, 3404, 3956, 4847, 5633, 6026, 6364, 9694, 11266, 12052, 19388, 22532, 36593, 73186, 111481, 129559, 146372, 208421, 222962, 259118, 416842, 445924, 518236, 833684, 4793683, 9587366, 19174732]

約数ペア:

[(1, 19174732), (2, 9587366), (4, 4793683), (23, 833684), (37, 518236), (43, 445924), (46, 416842), (74, 259118), (86, 222962), (92, 208421), (131, 146372), (148, 129559), (172, 111481), (262, 73186), (524, 36593), (851, 22532), (989, 19388), (1591, 12052), (1702, 11266), (1978, 9694), (3013, 6364), (3182, 6026), (3404, 5633), (3956, 4847)]