18806778

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{45427}}^1$

素因数の和:45458

約数の個数: 24

約数和(自身を含む): 42520608

約数和(自身を除く): 23713830

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 45427, 90854, 136281, 272562, 408843, 817686, 1044821, 2089642, 3134463, 6268926, 9403389, 18806778]

約数ペア:

[(1, 18806778), (2, 9403389), (3, 6268926), (6, 3134463), (9, 2089642), (18, 1044821), (23, 817686), (46, 408843), (69, 272562), (138, 136281), (207, 90854), (414, 45427)]