19105228

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 34301232

約数和(自身を除く): 15196004

約数列:

[1, 2, 4, 53, 106, 212, 227, 397, 454, 794, 908, 1588, 12031, 21041, 24062, 42082, 48124, 84164, 90119, 180238, 360476, 4776307, 9552614, 19105228]

約数ペア:

[(1, 19105228), (2, 9552614), (4, 4776307), (53, 360476), (106, 180238), (212, 90119), (227, 84164), (397, 48124), (454, 42082), (794, 24062), (908, 21041), (1588, 12031)]