19507996

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 35038080

約数和(自身を除く): 15530084

約数列:

[1, 2, 4, 59, 118, 131, 236, 262, 524, 631, 1262, 2524, 7729, 15458, 30916, 37229, 74458, 82661, 148916, 165322, 330644, 4876999, 9753998, 19507996]

約数ペア:

[(1, 19507996), (2, 9753998), (4, 4876999), (59, 330644), (118, 165322), (131, 148916), (236, 82661), (262, 74458), (524, 37229), (631, 30916), (1262, 15458), (2524, 7729)]