18826820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55373}}^1$

素因数の和:55399

約数の個数: 24

約数和(自身を含む): 41862744

約数和(自身を除く): 23035924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55373, 110746, 221492, 276865, 553730, 941341, 1107460, 1882682, 3765364, 4706705, 9413410, 18826820]

約数ペア:

[(1, 18826820), (2, 9413410), (4, 4706705), (5, 3765364), (10, 1882682), (17, 1107460), (20, 941341), (34, 553730), (68, 276865), (85, 221492), (170, 110746), (340, 55373)]