219364748

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{509}}^1\times {\mathrm{661}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 387587760

約数和(自身を除く): 168223012

約数列:

[1, 2, 4, 163, 326, 509, 652, 661, 1018, 1322, 2036, 2644, 82967, 107743, 165934, 215486, 331868, 336449, 430972, 672898, 1345796, 54841187, 109682374, 219364748]

約数ペア:

[(1, 219364748), (2, 109682374), (4, 54841187), (163, 1345796), (326, 672898), (509, 430972), (652, 336449), (661, 331868), (1018, 215486), (1322, 165934), (2036, 107743), (2644, 82967)]