17910460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12613}}^1$

素因数の和:12693

約数の個数: 24

約数和(自身を含む): 38144736

約数和(自身を除く): 20234276

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 12613, 25226, 50452, 63065, 126130, 252260, 895523, 1791046, 3582092, 4477615, 8955230, 17910460]

約数ペア:

[(1, 17910460), (2, 8955230), (4, 4477615), (5, 3582092), (10, 1791046), (20, 895523), (71, 252260), (142, 126130), (284, 63065), (355, 50452), (710, 25226), (1420, 12613)]