19004879095

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1\times {\mathrm{601}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 23379753600

約数和(自身を除く): 4374874505

約数列:

[1, 5, 61, 199, 305, 521, 601, 995, 2605, 3005, 12139, 31781, 36661, 60695, 103679, 119599, 158905, 183305, 313121, 518395, 597995, 1565605, 6324419, 7295539, 19100381, 31622095, 36477695, 62311079, 95501905, 311555395, 3800975819, 19004879095]

約数ペア:

[(1, 19004879095), (5, 3800975819), (61, 311555395), (199, 95501905), (305, 62311079), (521, 36477695), (601, 31622095), (995, 19100381), (2605, 7295539), (3005, 6324419), (12139, 1565605), (31781, 597995), (36661, 518395), (60695, 313121), (103679, 183305), (119599, 158905)]