19226920

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8147}}^1$

素因数の和:8217

約数の個数: 32

約数和(自身を含む): 43999200

約数和(自身を除く): 24772280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8147, 16294, 32588, 40735, 65176, 81470, 162940, 325880, 480673, 961346, 1922692, 2403365, 3845384, 4806730, 9613460, 19226920]

約数ペア:

[(1, 19226920), (2, 9613460), (4, 4806730), (5, 3845384), (8, 2403365), (10, 1922692), (20, 961346), (40, 480673), (59, 325880), (118, 162940), (236, 81470), (295, 65176), (472, 40735), (590, 32588), (1180, 16294), (2360, 8147)]