12315154

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:538

約数の個数: 24

約数和(自身を含む): 20066508

約数和(自身を除く): 7751354

約数列:

[1, 2, 19, 37, 38, 74, 361, 461, 703, 722, 922, 1406, 8759, 13357, 17057, 17518, 26714, 34114, 166421, 324083, 332842, 648166, 6157577, 12315154]

約数ペア:

[(1, 12315154), (2, 6157577), (19, 648166), (37, 332842), (38, 324083), (74, 166421), (361, 34114), (461, 26714), (703, 17518), (722, 17057), (922, 13357), (1406, 8759)]