18405628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5107}}^1$

素因数の和:5181

約数の個数: 24

約数和(自身を含む): 34754832

約数和(自身を除く): 16349204

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 5107, 10214, 20428, 86819, 173638, 270671, 347276, 541342, 1082684, 4601407, 9202814, 18405628]

約数ペア:

[(1, 18405628), (2, 9202814), (4, 4601407), (17, 1082684), (34, 541342), (53, 347276), (68, 270671), (106, 173638), (212, 86819), (901, 20428), (1802, 10214), (3604, 5107)]