18193638

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1667}}^1$

素因数の和:1796

約数の個数: 32

約数和(自身を含む): 38911104

約数和(自身を除く): 20717466

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 107, 214, 321, 642, 1667, 1819, 3334, 3638, 5001, 5457, 10002, 10914, 28339, 56678, 85017, 170034, 178369, 356738, 535107, 1070214, 3032273, 6064546, 9096819, 18193638]

約数ペア:

[(1, 18193638), (2, 9096819), (3, 6064546), (6, 3032273), (17, 1070214), (34, 535107), (51, 356738), (102, 178369), (107, 170034), (214, 85017), (321, 56678), (642, 28339), (1667, 10914), (1819, 10002), (3334, 5457), (3638, 5001)]