18557712

素因数分解:

$2^4\times 3^2\times {\mathrm{128873}}^1$

素因数の和:128887

約数の個数: 30

約数和(自身を含む): 51936222

約数和(自身を除く): 33378510

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 128873, 257746, 386619, 515492, 773238, 1030984, 1159857, 1546476, 2061968, 2319714, 3092952, 4639428, 6185904, 9278856, 18557712]

約数ペア:

[(1, 18557712), (2, 9278856), (3, 6185904), (4, 4639428), (6, 3092952), (8, 2319714), (9, 2061968), (12, 1546476), (16, 1159857), (18, 1030984), (24, 773238), (36, 515492), (48, 386619), (72, 257746), (144, 128873)]