19156968

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{2441}}^1$

素因数の和:2562

約数の個数: 48

約数和(自身を含む): 52380900

約数和(自身を除く): 33223932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1962, 2441, 2616, 3924, 4882, 7323, 7848, 9764, 14646, 19528, 21969, 29292, 43938, 58584, 87876, 175752, 266069, 532138, 798207, 1064276, 1596414, 2128552, 2394621, 3192828, 4789242, 6385656, 9578484, 19156968]

約数ペア:

[(1, 19156968), (2, 9578484), (3, 6385656), (4, 4789242), (6, 3192828), (8, 2394621), (9, 2128552), (12, 1596414), (18, 1064276), (24, 798207), (36, 532138), (72, 266069), (109, 175752), (218, 87876), (327, 58584), (436, 43938), (654, 29292), (872, 21969), (981, 19528), (1308, 14646), (1962, 9764), (2441, 7848), (2616, 7323), (3924, 4882)]