18905004

素因数分解:

$2^2\times 3^2\times {\mathrm{241}}^1\times {\mathrm{2179}}^1$

素因数の和:2430

約数の個数: 36

約数和(自身を含む): 48007960

約数和(自身を除く): 29102956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 241, 482, 723, 964, 1446, 2169, 2179, 2892, 4338, 4358, 6537, 8676, 8716, 13074, 19611, 26148, 39222, 78444, 525139, 1050278, 1575417, 2100556, 3150834, 4726251, 6301668, 9452502, 18905004]

約数ペア:

[(1, 18905004), (2, 9452502), (3, 6301668), (4, 4726251), (6, 3150834), (9, 2100556), (12, 1575417), (18, 1050278), (36, 525139), (241, 78444), (482, 39222), (723, 26148), (964, 19611), (1446, 13074), (2169, 8716), (2179, 8676), (2892, 6537), (4338, 4358)]