18382203

素因数分解:

$3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:664

約数の個数: 36

約数和(自身を含む): 31365048

約数和(自身を除く): 12982845

約数列:

[1, 3, 7, 9, 21, 49, 63, 73, 147, 219, 441, 511, 571, 657, 1533, 1713, 3577, 3997, 4599, 5139, 10731, 11991, 27979, 32193, 35973, 41683, 83937, 125049, 251811, 291781, 375147, 875343, 2042467, 2626029, 6127401, 18382203]

約数ペア:

[(1, 18382203), (3, 6127401), (7, 2626029), (9, 2042467), (21, 875343), (49, 375147), (63, 291781), (73, 251811), (147, 125049), (219, 83937), (441, 41683), (511, 35973), (571, 32193), (657, 27979), (1533, 11991), (1713, 10731), (3577, 5139), (3997, 4599)]