17938460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28933}}^1$

素因数の和:28973

約数の個数: 24

約数和(自身を含む): 38887296

約数和(自身を除く): 20948836

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 28933, 57866, 115732, 144665, 289330, 578660, 896923, 1793846, 3587692, 4484615, 8969230, 17938460]

約数ペア:

[(1, 17938460), (2, 8969230), (4, 4484615), (5, 3587692), (10, 1793846), (20, 896923), (31, 578660), (62, 289330), (124, 144665), (155, 115732), (310, 57866), (620, 28933)]