18138122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20753}}^1$

素因数の和:20797

約数の個数: 16

約数和(自身を含む): 29885760

約数和(自身を除く): 11747638

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20753, 41506, 394307, 477319, 788614, 954638, 9069061, 18138122]

約数ペア:

[(1, 18138122), (2, 9069061), (19, 954638), (23, 788614), (38, 477319), (46, 394307), (437, 41506), (874, 20753)]