19492772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{673}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 36857016

約数和(自身を除く): 17364244

約数列:

[1, 2, 4, 13, 26, 52, 557, 673, 1114, 1346, 2228, 2692, 7241, 8749, 14482, 17498, 28964, 34996, 374861, 749722, 1499444, 4873193, 9746386, 19492772]

約数ペア:

[(1, 19492772), (2, 9746386), (4, 4873193), (13, 1499444), (26, 749722), (52, 374861), (557, 34996), (673, 28964), (1114, 17498), (1346, 14482), (2228, 8749), (2692, 7241)]