19720098

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{2969}}^1$

素因数の和:3024

約数の個数: 40

約数和(自身を含む): 45280620

約数和(自身を除く): 25560522

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 162, 246, 369, 738, 1107, 2214, 2969, 3321, 5938, 6642, 8907, 17814, 26721, 53442, 80163, 121729, 160326, 240489, 243458, 365187, 480978, 730374, 1095561, 2191122, 3286683, 6573366, 9860049, 19720098]

約数ペア:

[(1, 19720098), (2, 9860049), (3, 6573366), (6, 3286683), (9, 2191122), (18, 1095561), (27, 730374), (41, 480978), (54, 365187), (81, 243458), (82, 240489), (123, 160326), (162, 121729), (246, 80163), (369, 53442), (738, 26721), (1107, 17814), (2214, 8907), (2969, 6642), (3321, 5938)]