17942366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 30336768

約数和(自身を除く): 12394402

約数列:

[1, 2, 13, 26, 31, 62, 113, 197, 226, 394, 403, 806, 1469, 2561, 2938, 3503, 5122, 6107, 7006, 12214, 22261, 44522, 45539, 79391, 91078, 158782, 289393, 578786, 690091, 1380182, 8971183, 17942366]

約数ペア:

[(1, 17942366), (2, 8971183), (13, 1380182), (26, 690091), (31, 578786), (62, 289393), (113, 158782), (197, 91078), (226, 79391), (394, 45539), (403, 44522), (806, 22261), (1469, 12214), (2561, 7006), (2938, 6107), (3503, 5122)]