18239826

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6427}}^1$

素因数の和:6486

約数の個数: 32

約数和(自身を含む): 40727808

約数和(自身を除く): 22487982

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 6427, 12854, 19281, 38562, 70697, 141394, 212091, 276361, 424182, 552722, 829083, 1658166, 3039971, 6079942, 9119913, 18239826]

約数ペア:

[(1, 18239826), (2, 9119913), (3, 6079942), (6, 3039971), (11, 1658166), (22, 829083), (33, 552722), (43, 424182), (66, 276361), (86, 212091), (129, 141394), (258, 70697), (473, 38562), (946, 19281), (1419, 12854), (2838, 6427)]