18632705

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 28428288

約数和(自身を除く): 9795583

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 1321, 2015, 2821, 6605, 9247, 14105, 17173, 40951, 46235, 85865, 120211, 204755, 286657, 532363, 601055, 1433285, 2661815, 3726541, 18632705]

約数ペア:

[(1, 18632705), (5, 3726541), (7, 2661815), (13, 1433285), (31, 601055), (35, 532363), (65, 286657), (91, 204755), (155, 120211), (217, 85865), (403, 46235), (455, 40951), (1085, 17173), (1321, 14105), (2015, 9247), (2821, 6605)]