19439992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16993}}^1$

素因数の和:17023

約数の個数: 32

約数和(自身を含む): 42824880

約数和(自身を除く): 23384888

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 16993, 33986, 67972, 135944, 186923, 220909, 373846, 441818, 747692, 883636, 1495384, 1767272, 2429999, 4859998, 9719996, 19439992]

約数ペア:

[(1, 19439992), (2, 9719996), (4, 4859998), (8, 2429999), (11, 1767272), (13, 1495384), (22, 883636), (26, 747692), (44, 441818), (52, 373846), (88, 220909), (104, 186923), (143, 135944), (286, 67972), (572, 33986), (1144, 16993)]