19984838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{907}}^1$

素因数の和:1411

約数の個数: 16

約数和(自身を含む): 31380480

約数和(自身を除く): 11395642

約数列:

[1, 2, 23, 46, 479, 907, 958, 1814, 11017, 20861, 22034, 41722, 434453, 868906, 9992419, 19984838]

約数ペア:

[(1, 19984838), (2, 9992419), (23, 868906), (46, 434453), (479, 41722), (907, 22034), (958, 20861), (1814, 11017)]