18338856

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^2$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 47629440

約数和(自身を除く): 29290584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 157, 186, 248, 314, 372, 471, 628, 744, 942, 1256, 1884, 3768, 4867, 9734, 14601, 19468, 24649, 29202, 38936, 49298, 58404, 73947, 98596, 116808, 147894, 197192, 295788, 591576, 764119, 1528238, 2292357, 3056476, 4584714, 6112952, 9169428, 18338856]

約数ペア:

[(1, 18338856), (2, 9169428), (3, 6112952), (4, 4584714), (6, 3056476), (8, 2292357), (12, 1528238), (24, 764119), (31, 591576), (62, 295788), (93, 197192), (124, 147894), (157, 116808), (186, 98596), (248, 73947), (314, 58404), (372, 49298), (471, 38936), (628, 29202), (744, 24649), (942, 19468), (1256, 14601), (1884, 9734), (3768, 4867)]