20591316

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18451}}^1$

素因数の和:18492

約数の個数: 36

約数和(自身を含む): 53732224

約数和(自身を除く): 33140908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18451, 36902, 55353, 73804, 110706, 166059, 221412, 332118, 571981, 664236, 1143962, 1715943, 2287924, 3431886, 5147829, 6863772, 10295658, 20591316]

約数ペア:

[(1, 20591316), (2, 10295658), (3, 6863772), (4, 5147829), (6, 3431886), (9, 2287924), (12, 1715943), (18, 1143962), (31, 664236), (36, 571981), (62, 332118), (93, 221412), (124, 166059), (186, 110706), (279, 73804), (372, 55353), (558, 36902), (1116, 18451)]