16538720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9397}}^1$

素因数の和:9423

約数の個数: 48

約数和(自身を含む): 42629328

約数和(自身を除く): 26090608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 9397, 18794, 37588, 46985, 75176, 93970, 103367, 150352, 187940, 206734, 300704, 375880, 413468, 516835, 751760, 826936, 1033670, 1503520, 1653872, 2067340, 3307744, 4134680, 8269360, 16538720]

約数ペア:

[(1, 16538720), (2, 8269360), (4, 4134680), (5, 3307744), (8, 2067340), (10, 1653872), (11, 1503520), (16, 1033670), (20, 826936), (22, 751760), (32, 516835), (40, 413468), (44, 375880), (55, 300704), (80, 206734), (88, 187940), (110, 150352), (160, 103367), (176, 93970), (220, 75176), (352, 46985), (440, 37588), (880, 18794), (1760, 9397)]