20185566819

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1\times {\mathrm{13679}}^1$

素因数の和:14251

約数の個数: 32

約数和(自身を含む): 29730032640

約数和(自身を除く): 9544465821

約数列:

[1, 3, 11, 33, 97, 291, 461, 1067, 1383, 3201, 5071, 13679, 15213, 41037, 44717, 134151, 150469, 451407, 491887, 1326863, 1475661, 3980589, 6306019, 14595493, 18918057, 43786479, 69366209, 208098627, 611683843, 1835051529, 6728522273, 20185566819]

約数ペア:

[(1, 20185566819), (3, 6728522273), (11, 1835051529), (33, 611683843), (97, 208098627), (291, 69366209), (461, 43786479), (1067, 18918057), (1383, 14595493), (3201, 6306019), (5071, 3980589), (13679, 1475661), (15213, 1326863), (41037, 491887), (44717, 451407), (134151, 150469)]