16191820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47623}}^1$

素因数の和:47649

約数の個数: 24

約数和(自身を含む): 36003744

約数和(自身を除く): 19811924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 47623, 95246, 190492, 238115, 476230, 809591, 952460, 1619182, 3238364, 4047955, 8095910, 16191820]

約数ペア:

[(1, 16191820), (2, 8095910), (4, 4047955), (5, 3238364), (10, 1619182), (17, 952460), (20, 809591), (34, 476230), (68, 238115), (85, 190492), (170, 95246), (340, 47623)]