18528680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15973}}^1$

素因数の和:16013

約数の個数: 32

約数和(自身を含む): 43129800

約数和(自身を除く): 24601120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 15973, 31946, 63892, 79865, 127784, 159730, 319460, 463217, 638920, 926434, 1852868, 2316085, 3705736, 4632170, 9264340, 18528680]

約数ペア:

[(1, 18528680), (2, 9264340), (4, 4632170), (5, 3705736), (8, 2316085), (10, 1852868), (20, 926434), (29, 638920), (40, 463217), (58, 319460), (116, 159730), (145, 127784), (232, 79865), (290, 63892), (580, 31946), (1160, 15973)]