20195430111

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{2293}}^1\times {\mathrm{3167}}^1$

素因数の和:5572

約数の個数: 32

約数和(自身を含む): 30232350720

約数和(自身を除く): 10036920609

約数列:

[1, 3, 9, 27, 103, 309, 927, 2293, 2781, 3167, 6879, 9501, 20637, 28503, 61911, 85509, 236179, 326201, 708537, 978603, 2125611, 2935809, 6376833, 7261931, 8807427, 21785793, 65357379, 196072137, 747978893, 2243936679, 6731810037, 20195430111]

約数ペア:

[(1, 20195430111), (3, 6731810037), (9, 2243936679), (27, 747978893), (103, 196072137), (309, 65357379), (927, 21785793), (2293, 8807427), (2781, 7261931), (3167, 6376833), (6879, 2935809), (9501, 2125611), (20637, 978603), (28503, 708537), (61911, 326201), (85509, 236179)]