18293912

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1933}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 42470640

約数和(自身を除く): 24176728

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 1933, 2366, 3866, 4732, 7732, 9464, 13531, 15464, 25129, 27062, 50258, 54124, 100516, 108248, 175903, 201032, 326677, 351806, 653354, 703612, 1306708, 1407224, 2286739, 2613416, 4573478, 9146956, 18293912]

約数ペア:

[(1, 18293912), (2, 9146956), (4, 4573478), (7, 2613416), (8, 2286739), (13, 1407224), (14, 1306708), (26, 703612), (28, 653354), (52, 351806), (56, 326677), (91, 201032), (104, 175903), (169, 108248), (182, 100516), (338, 54124), (364, 50258), (676, 27062), (728, 25129), (1183, 15464), (1352, 13531), (1933, 9464), (2366, 7732), (3866, 4732)]