20195718

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 41333760

約数和(自身を除く): 21138042

約数列:

[1, 2, 3, 6, 79, 137, 158, 237, 274, 311, 411, 474, 622, 822, 933, 1866, 10823, 21646, 24569, 32469, 42607, 49138, 64938, 73707, 85214, 127821, 147414, 255642, 3365953, 6731906, 10097859, 20195718]

約数ペア:

[(1, 20195718), (2, 10097859), (3, 6731906), (6, 3365953), (79, 255642), (137, 147414), (158, 127821), (237, 85214), (274, 73707), (311, 64938), (411, 49138), (474, 42607), (622, 32469), (822, 24569), (933, 21646), (1866, 10823)]