18847372

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{2803}}^1$

素因数の和:2889

約数の個数: 18

約数和(自身を含む): 33819044

約数和(自身を除く): 14971672

約数列:

[1, 2, 4, 41, 82, 164, 1681, 2803, 3362, 5606, 6724, 11212, 114923, 229846, 459692, 4711843, 9423686, 18847372]

約数ペア:

[(1, 18847372), (2, 9423686), (4, 4711843), (41, 459692), (82, 229846), (164, 114923), (1681, 11212), (2803, 6724), (3362, 5606)]