19990044

素因数分解:

$2^2\times 3^3\times {\mathrm{271}}^1\times {\mathrm{683}}^1$

素因数の和:967

約数の個数: 48

約数和(自身を含む): 52093440

約数和(自身を除く): 32103396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 271, 542, 683, 813, 1084, 1366, 1626, 2049, 2439, 2732, 3252, 4098, 4878, 6147, 7317, 8196, 9756, 12294, 14634, 18441, 24588, 29268, 36882, 73764, 185093, 370186, 555279, 740372, 1110558, 1665837, 2221116, 3331674, 4997511, 6663348, 9995022, 19990044]

約数ペア:

[(1, 19990044), (2, 9995022), (3, 6663348), (4, 4997511), (6, 3331674), (9, 2221116), (12, 1665837), (18, 1110558), (27, 740372), (36, 555279), (54, 370186), (108, 185093), (271, 73764), (542, 36882), (683, 29268), (813, 24588), (1084, 18441), (1366, 14634), (1626, 12294), (2049, 9756), (2439, 8196), (2732, 7317), (3252, 6147), (4098, 4878)]