20123588745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{56671}}^1$

素因数の和:57302

約数の個数: 48

約数和(自身を含む): 37626580992

約数和(自身を除く): 17502992247

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 607, 1821, 3035, 5463, 7891, 9105, 23673, 27315, 39455, 56671, 71019, 118365, 170013, 283355, 355095, 510039, 736723, 850065, 2210169, 2550195, 3683615, 6630507, 11050845, 33152535, 34399297, 103197891, 171996485, 309593673, 447190861, 515989455, 1341572583, 1547968365, 2235954305, 4024717749, 6707862915, 20123588745]

約数ペア:

[(1, 20123588745), (3, 6707862915), (5, 4024717749), (9, 2235954305), (13, 1547968365), (15, 1341572583), (39, 515989455), (45, 447190861), (65, 309593673), (117, 171996485), (195, 103197891), (585, 34399297), (607, 33152535), (1821, 11050845), (3035, 6630507), (5463, 3683615), (7891, 2550195), (9105, 2210169), (23673, 850065), (27315, 736723), (39455, 510039), (56671, 355095), (71019, 283355), (118365, 170013)]