18949608

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{11443}}^1$

素因数の和:11478

約数の個数: 48

約数和(自身を含む): 53557920

約数和(自身を除く): 34608312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 11443, 22886, 34329, 45772, 68658, 91544, 102987, 137316, 205974, 263189, 274632, 411948, 526378, 789567, 823896, 1052756, 1579134, 2105512, 2368701, 3158268, 4737402, 6316536, 9474804, 18949608]

約数ペア:

[(1, 18949608), (2, 9474804), (3, 6316536), (4, 4737402), (6, 3158268), (8, 2368701), (9, 2105512), (12, 1579134), (18, 1052756), (23, 823896), (24, 789567), (36, 526378), (46, 411948), (69, 274632), (72, 263189), (92, 205974), (138, 137316), (184, 102987), (207, 91544), (276, 68658), (414, 45772), (552, 34329), (828, 22886), (1656, 11443)]