19437290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2659}}^1$

素因数の和:2726

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 18483670

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 2659, 3655, 5318, 7310, 13295, 26590, 45203, 90406, 114337, 226015, 228674, 452030, 571685, 1143370, 1943729, 3887458, 9718645, 19437290]

約数ペア:

[(1, 19437290), (2, 9718645), (5, 3887458), (10, 1943729), (17, 1143370), (34, 571685), (43, 452030), (85, 228674), (86, 226015), (170, 114337), (215, 90406), (430, 45203), (731, 26590), (1462, 13295), (2659, 7310), (3655, 5318)]