193408990

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1\times {\mathrm{1129}}^1$

素因数の和:1636

約数の個数: 32

約数和(自身を含む): 358634880

約数和(自身を除く): 165225890

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 463, 926, 1129, 2258, 2315, 4630, 5645, 11290, 17131, 34262, 41773, 83546, 85655, 171310, 208865, 417730, 522727, 1045454, 2613635, 5227270, 19340899, 38681798, 96704495, 193408990]

約数ペア:

[(1, 193408990), (2, 96704495), (5, 38681798), (10, 19340899), (37, 5227270), (74, 2613635), (185, 1045454), (370, 522727), (463, 417730), (926, 208865), (1129, 171310), (2258, 85655), (2315, 83546), (4630, 41773), (5645, 34262), (11290, 17131)]