19638224

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5407}}^1$

素因数の和:5642

約数の個数: 20

約数和(自身を含む): 38223744

約数和(自身を除く): 18585520

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5407, 10814, 21628, 43256, 86512, 1227389, 2454778, 4909556, 9819112, 19638224]

約数ペア:

[(1, 19638224), (2, 9819112), (4, 4909556), (8, 2454778), (16, 1227389), (227, 86512), (454, 43256), (908, 21628), (1816, 10814), (3632, 5407)]