19389190

素因数分解:

$2^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{3163}}^1$

素因数の和:3783

約数の個数: 16

約数和(自身を含む): 34968528

約数和(自身を除く): 15579338

約数列:

[1, 2, 5, 10, 613, 1226, 3065, 3163, 6130, 6326, 15815, 31630, 1938919, 3877838, 9694595, 19389190]

約数ペア:

[(1, 19389190), (2, 9694595), (5, 3877838), (10, 1938919), (613, 31630), (1226, 15815), (3065, 6326), (3163, 6130)]