20248844787

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{7283}}^1$

素因数の和:7608

約数の個数: 48

約数和(自身を含む): 31361990400

約数和(自身を除く): 11113145613

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 229, 639, 687, 1349, 2061, 4047, 4351, 7283, 12141, 13053, 16259, 21849, 39159, 48777, 65547, 138377, 146331, 308921, 415131, 517093, 926763, 1245393, 1551279, 1667807, 2780289, 4653837, 5003421, 9824767, 15010263, 29474301, 31688333, 88422903, 95064999, 118414297, 285194997, 355242891, 1065728673, 2249871643, 6749614929, 20248844787]

約数ペア:

[(1, 20248844787), (3, 6749614929), (9, 2249871643), (19, 1065728673), (57, 355242891), (71, 285194997), (171, 118414297), (213, 95064999), (229, 88422903), (639, 31688333), (687, 29474301), (1349, 15010263), (2061, 9824767), (4047, 5003421), (4351, 4653837), (7283, 2780289), (12141, 1667807), (13053, 1551279), (16259, 1245393), (21849, 926763), (39159, 517093), (48777, 415131), (65547, 308921), (138377, 146331)]