19807308

素因数分解:

$2^2\times 3^3\times {\mathrm{241}}^1\times {\mathrm{761}}^1$

素因数の和:1015

約数の個数: 48

約数和(自身を含む): 51633120

約数和(自身を除く): 31825812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 241, 482, 723, 761, 964, 1446, 1522, 2169, 2283, 2892, 3044, 4338, 4566, 6507, 6849, 8676, 9132, 13014, 13698, 20547, 26028, 27396, 41094, 82188, 183401, 366802, 550203, 733604, 1100406, 1650609, 2200812, 3301218, 4951827, 6602436, 9903654, 19807308]

約数ペア:

[(1, 19807308), (2, 9903654), (3, 6602436), (4, 4951827), (6, 3301218), (9, 2200812), (12, 1650609), (18, 1100406), (27, 733604), (36, 550203), (54, 366802), (108, 183401), (241, 82188), (482, 41094), (723, 27396), (761, 26028), (964, 20547), (1446, 13698), (1522, 13014), (2169, 9132), (2283, 8676), (2892, 6849), (3044, 6507), (4338, 4566)]