18735992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{212909}}^1$

素因数の和:212926

約数の個数: 16

約数和(自身を含む): 38323800

約数和(自身を除く): 19587808

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 212909, 425818, 851636, 1703272, 2341999, 4683998, 9367996, 18735992]

約数ペア:

[(1, 18735992), (2, 9367996), (4, 4683998), (8, 2341999), (11, 1703272), (22, 851636), (44, 425818), (88, 212909)]