20475615

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 13669665

約数列:

[1, 3, 5, 15, 37, 79, 111, 185, 237, 395, 467, 555, 1185, 1401, 2335, 2923, 7005, 8769, 14615, 17279, 36893, 43845, 51837, 86395, 110679, 184465, 259185, 553395, 1365041, 4095123, 6825205, 20475615]

約数ペア:

[(1, 20475615), (3, 6825205), (5, 4095123), (15, 1365041), (37, 553395), (79, 259185), (111, 184465), (185, 110679), (237, 86395), (395, 51837), (467, 43845), (555, 36893), (1185, 17279), (1401, 14615), (2335, 8769), (2923, 7005)]