19799316

素因数分解:

$2^2\times 3^4\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1222

約数の個数: 60

約数和(自身を含む): 52781652

約数和(自身を除く): 32982336

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 81, 106, 108, 159, 162, 212, 318, 324, 477, 636, 954, 1153, 1431, 1908, 2306, 2862, 3459, 4293, 4612, 5724, 6918, 8586, 10377, 13836, 17172, 20754, 31131, 41508, 61109, 62262, 93393, 122218, 124524, 183327, 186786, 244436, 366654, 373572, 549981, 733308, 1099962, 1649943, 2199924, 3299886, 4949829, 6599772, 9899658, 19799316]

約数ペア:

[(1, 19799316), (2, 9899658), (3, 6599772), (4, 4949829), (6, 3299886), (9, 2199924), (12, 1649943), (18, 1099962), (27, 733308), (36, 549981), (53, 373572), (54, 366654), (81, 244436), (106, 186786), (108, 183327), (159, 124524), (162, 122218), (212, 93393), (318, 62262), (324, 61109), (477, 41508), (636, 31131), (954, 20754), (1153, 17172), (1431, 13836), (1908, 10377), (2306, 8586), (2862, 6918), (3459, 5724), (4293, 4612)]