19813466

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{30671}}^1$

素因数の和:30709

約数の個数: 16

約数和(自身を含む): 33125760

約数和(自身を除く): 13312294

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 30671, 61342, 521407, 582749, 1042814, 1165498, 9906733, 19813466]

約数ペア:

[(1, 19813466), (2, 9906733), (17, 1165498), (19, 1042814), (34, 582749), (38, 521407), (323, 61342), (646, 30671)]