19519324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 38787840

約数和(自身を除く): 19268516

約数列:

[1, 2, 4, 11, 22, 44, 59, 73, 103, 118, 146, 206, 236, 292, 412, 649, 803, 1133, 1298, 1606, 2266, 2596, 3212, 4307, 4532, 6077, 7519, 8614, 12154, 15038, 17228, 24308, 30076, 47377, 66847, 82709, 94754, 133694, 165418, 189508, 267388, 330836, 443621, 887242, 1774484, 4879831, 9759662, 19519324]

約数ペア:

[(1, 19519324), (2, 9759662), (4, 4879831), (11, 1774484), (22, 887242), (44, 443621), (59, 330836), (73, 267388), (103, 189508), (118, 165418), (146, 133694), (206, 94754), (236, 82709), (292, 66847), (412, 47377), (649, 30076), (803, 24308), (1133, 17228), (1298, 15038), (1606, 12154), (2266, 8614), (2596, 7519), (3212, 6077), (4307, 4532)]