19961042

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{823}}^1$

素因数の和:1073

約数の個数: 16

約数和(自身を含む): 30593472

約数和(自身を除く): 10632430

約数列:

[1, 2, 67, 134, 181, 362, 823, 1646, 12127, 24254, 55141, 110282, 148963, 297926, 9980521, 19961042]

約数ペア:

[(1, 19961042), (2, 9980521), (67, 297926), (134, 148963), (181, 110282), (362, 55141), (823, 24254), (1646, 12127)]