18967244

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2423}}^1$

素因数の和:2549

約数の個数: 24

約数和(自身を含む): 35293440

約数和(自身を除く): 16326196

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 2423, 3914, 4846, 7828, 9692, 46037, 92074, 184148, 249569, 499138, 998276, 4741811, 9483622, 18967244]

約数ペア:

[(1, 18967244), (2, 9483622), (4, 4741811), (19, 998276), (38, 499138), (76, 249569), (103, 184148), (206, 92074), (412, 46037), (1957, 9692), (2423, 7828), (3914, 4846)]