19475222

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 31921056

約数和(自身を除く): 12445834

約数列:

[1, 2, 13, 26, 157, 169, 314, 338, 367, 734, 2041, 4082, 4771, 9542, 26533, 53066, 57619, 62023, 115238, 124046, 749047, 1498094, 9737611, 19475222]

約数ペア:

[(1, 19475222), (2, 9737611), (13, 1498094), (26, 749047), (157, 124046), (169, 115238), (314, 62023), (338, 57619), (367, 53066), (734, 26533), (2041, 9542), (4082, 4771)]