19098730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38977}}^1$

素因数の和:38998

約数の個数: 24

約数和(自身を含む): 39991428

約数和(自身を除く): 20892698

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38977, 77954, 194885, 272839, 389770, 545678, 1364195, 1909873, 2728390, 3819746, 9549365, 19098730]

約数ペア:

[(1, 19098730), (2, 9549365), (5, 3819746), (7, 2728390), (10, 1909873), (14, 1364195), (35, 545678), (49, 389770), (70, 272839), (98, 194885), (245, 77954), (490, 38977)]