19847836

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2273}}^1$

素因数の和:2373

約数の個数: 24

約数和(自身を含む): 36293040

約数和(自身を除く): 16445204

約数列:

[1, 2, 4, 37, 59, 74, 118, 148, 236, 2183, 2273, 4366, 4546, 8732, 9092, 84101, 134107, 168202, 268214, 336404, 536428, 4961959, 9923918, 19847836]

約数ペア:

[(1, 19847836), (2, 9923918), (4, 4961959), (37, 536428), (59, 336404), (74, 268214), (118, 168202), (148, 134107), (236, 84101), (2183, 9092), (2273, 8732), (4366, 4546)]