18791290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15791}}^1$

素因数の和:15822

約数の個数: 32

約数和(自身を含む): 40932864

約数和(自身を除く): 22141574

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 15791, 31582, 78955, 110537, 157910, 221074, 268447, 536894, 552685, 1105370, 1342235, 1879129, 2684470, 3758258, 9395645, 18791290]

約数ペア:

[(1, 18791290), (2, 9395645), (5, 3758258), (7, 2684470), (10, 1879129), (14, 1342235), (17, 1105370), (34, 552685), (35, 536894), (70, 268447), (85, 221074), (119, 157910), (170, 110537), (238, 78955), (595, 31582), (1190, 15791)]