18869060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2543}}^1$

素因数の和:2612

約数の個数: 48

約数和(自身を含む): 46158336

約数和(自身を除く): 27289276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 2543, 3710, 5086, 7420, 10172, 12715, 17801, 25430, 35602, 50860, 71204, 89005, 134779, 178010, 269558, 356020, 539116, 673895, 943453, 1347790, 1886906, 2695580, 3773812, 4717265, 9434530, 18869060]

約数ペア:

[(1, 18869060), (2, 9434530), (4, 4717265), (5, 3773812), (7, 2695580), (10, 1886906), (14, 1347790), (20, 943453), (28, 673895), (35, 539116), (53, 356020), (70, 269558), (106, 178010), (140, 134779), (212, 89005), (265, 71204), (371, 50860), (530, 35602), (742, 25430), (1060, 17801), (1484, 12715), (1855, 10172), (2543, 7420), (3710, 5086)]