19647063

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 30156800

約数和(自身を除く): 10509737

約数列:

[1, 3, 9, 27, 61, 79, 151, 183, 237, 453, 549, 711, 1359, 1647, 2133, 4077, 4819, 9211, 11929, 14457, 27633, 35787, 43371, 82899, 107361, 130113, 248697, 322083, 727669, 2183007, 6549021, 19647063]

約数ペア:

[(1, 19647063), (3, 6549021), (9, 2183007), (27, 727669), (61, 322083), (79, 248697), (151, 130113), (183, 107361), (237, 82899), (453, 43371), (549, 35787), (711, 27633), (1359, 14457), (1647, 11929), (2133, 9211), (4077, 4819)]