19722996

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{10337}}^1$

素因数の和:10400

約数の個数: 36

約数和(自身を含む): 50800932

約数和(自身を除く): 31077936

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 10337, 20674, 31011, 41348, 62022, 93033, 124044, 186066, 372132, 547861, 1095722, 1643583, 2191444, 3287166, 4930749, 6574332, 9861498, 19722996]

約数ペア:

[(1, 19722996), (2, 9861498), (3, 6574332), (4, 4930749), (6, 3287166), (9, 2191444), (12, 1643583), (18, 1095722), (36, 547861), (53, 372132), (106, 186066), (159, 124044), (212, 93033), (318, 62022), (477, 41348), (636, 31011), (954, 20674), (1908, 10337)]