20477145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{607}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 35546112

約数和(自身を除く): 15068967

約数列:

[1, 3, 5, 13, 15, 39, 65, 173, 195, 519, 607, 865, 1821, 2249, 2595, 3035, 6747, 7891, 9105, 11245, 23673, 33735, 39455, 105011, 118365, 315033, 525055, 1365143, 1575165, 4095429, 6825715, 20477145]

約数ペア:

[(1, 20477145), (3, 6825715), (5, 4095429), (13, 1575165), (15, 1365143), (39, 525055), (65, 315033), (173, 118365), (195, 105011), (519, 39455), (607, 33735), (865, 23673), (1821, 11245), (2249, 9105), (2595, 7891), (3035, 6747)]