18015728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1025

約数の個数: 40

約数和(自身を含む): 37028880

約数和(自身を除く): 19013152

約数列:

[1, 2, 4, 8, 16, 29, 41, 58, 82, 116, 164, 232, 328, 464, 656, 947, 1189, 1894, 2378, 3788, 4756, 7576, 9512, 15152, 19024, 27463, 38827, 54926, 77654, 109852, 155308, 219704, 310616, 439408, 621232, 1125983, 2251966, 4503932, 9007864, 18015728]

約数ペア:

[(1, 18015728), (2, 9007864), (4, 4503932), (8, 2251966), (16, 1125983), (29, 621232), (41, 439408), (58, 310616), (82, 219704), (116, 155308), (164, 109852), (232, 77654), (328, 54926), (464, 38827), (656, 27463), (947, 19024), (1189, 15152), (1894, 9512), (2378, 7576), (3788, 4756)]