19727224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{601}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 40526640

約数和(自身を除く): 20799416

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 373, 601, 746, 1202, 1492, 2404, 2984, 4103, 4808, 6611, 8206, 13222, 16412, 26444, 32824, 52888, 224173, 448346, 896692, 1793384, 2465903, 4931806, 9863612, 19727224]

約数ペア:

[(1, 19727224), (2, 9863612), (4, 4931806), (8, 2465903), (11, 1793384), (22, 896692), (44, 448346), (88, 224173), (373, 52888), (601, 32824), (746, 26444), (1202, 16412), (1492, 13222), (2404, 8206), (2984, 6611), (4103, 4808)]