20164384

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{20327}}^1$

素因数の和:20368

約数の個数: 24

約数和(自身を含む): 40981248

約数和(自身を除く): 20816864

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 20327, 40654, 81308, 162616, 325232, 630137, 650464, 1260274, 2520548, 5041096, 10082192, 20164384]

約数ペア:

[(1, 20164384), (2, 10082192), (4, 5041096), (8, 2520548), (16, 1260274), (31, 650464), (32, 630137), (62, 325232), (124, 162616), (248, 81308), (496, 40654), (992, 20327)]