18705154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15307}}^1$

素因数の和:15369

約数の個数: 16

約数和(自身を含む): 30860928

約数和(自身を除く): 12155774

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 15307, 30614, 198991, 397982, 719429, 1438858, 9352577, 18705154]

約数ペア:

[(1, 18705154), (2, 9352577), (13, 1438858), (26, 719429), (47, 397982), (94, 198991), (611, 30614), (1222, 15307)]