19755224

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{145259}}^1$

素因数の和:145282

約数の個数: 16

約数和(自身を含む): 39220200

約数和(自身を除く): 19464976

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 145259, 290518, 581036, 1162072, 2469403, 4938806, 9877612, 19755224]

約数ペア:

[(1, 19755224), (2, 9877612), (4, 4938806), (8, 2469403), (17, 1162072), (34, 581036), (68, 290518), (136, 145259)]