39973456

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{15913}}^1$

素因数の和:16078

約数の個数: 20

約数和(自身を含む): 77946772

約数和(自身を除く): 37973316

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 15913, 31826, 63652, 127304, 254608, 2498341, 4996682, 9993364, 19986728, 39973456]

約数ペア:

[(1, 39973456), (2, 19986728), (4, 9993364), (8, 4996682), (16, 2498341), (157, 254608), (314, 127304), (628, 63652), (1256, 31826), (2512, 15913)]