26979884

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{23339}}^1$

素因数の和:23377

約数の個数: 18

約数和(自身を含む): 50157660

約数和(自身を除く): 23177776

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 23339, 46678, 93356, 396763, 793526, 1587052, 6744971, 13489942, 26979884]

約数ペア:

[(1, 26979884), (2, 13489942), (4, 6744971), (17, 1587052), (34, 793526), (68, 396763), (289, 93356), (578, 46678), (1156, 23339)]