19028645

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 23502960

約数和(自身を除く): 4474315

約数列:

[1, 5, 61, 89, 305, 445, 701, 3505, 5429, 27145, 42761, 62389, 213805, 311945, 3805729, 19028645]

約数ペア:

[(1, 19028645), (5, 3805729), (61, 311945), (89, 213805), (305, 62389), (445, 42761), (701, 27145), (3505, 5429)]