19644484

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 38304000

約数和(自身を除く): 18659516

約数列:

[1, 2, 4, 23, 29, 37, 46, 58, 74, 92, 116, 148, 199, 398, 667, 796, 851, 1073, 1334, 1702, 2146, 2668, 3404, 4292, 4577, 5771, 7363, 9154, 11542, 14726, 18308, 23084, 24679, 29452, 49358, 98716, 132733, 169349, 213527, 265466, 338698, 427054, 530932, 677396, 854108, 4911121, 9822242, 19644484]

約数ペア:

[(1, 19644484), (2, 9822242), (4, 4911121), (23, 854108), (29, 677396), (37, 530932), (46, 427054), (58, 338698), (74, 265466), (92, 213527), (116, 169349), (148, 132733), (199, 98716), (398, 49358), (667, 29452), (796, 24679), (851, 23084), (1073, 18308), (1334, 14726), (1702, 11542), (2146, 9154), (2668, 7363), (3404, 5771), (4292, 4577)]