19484548670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2081}}^1\times {\mathrm{40709}}^1$

素因数の和:42820

約数の個数: 32

約数和(自身を含む): 36615551040

約数和(自身を除く): 17131002370

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 2081, 4162, 10405, 20810, 40709, 47863, 81418, 95726, 203545, 239315, 407090, 478630, 936307, 1872614, 4681535, 9363070, 84715429, 169430858, 423577145, 847154290, 1948454867, 3896909734, 9742274335, 19484548670]

約数ペア:

[(1, 19484548670), (2, 9742274335), (5, 3896909734), (10, 1948454867), (23, 847154290), (46, 423577145), (115, 169430858), (230, 84715429), (2081, 9363070), (4162, 4681535), (10405, 1872614), (20810, 936307), (40709, 478630), (47863, 407090), (81418, 239315), (95726, 203545)]