20792664

素因数分解:

$2^3\times 3^2\times {\mathrm{317}}^1\times {\mathrm{911}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 56553120

約数和(自身を除く): 35760456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 317, 634, 911, 951, 1268, 1822, 1902, 2536, 2733, 2853, 3644, 3804, 5466, 5706, 7288, 7608, 8199, 10932, 11412, 16398, 21864, 22824, 32796, 65592, 288787, 577574, 866361, 1155148, 1732722, 2310296, 2599083, 3465444, 5198166, 6930888, 10396332, 20792664]

約数ペア:

[(1, 20792664), (2, 10396332), (3, 6930888), (4, 5198166), (6, 3465444), (8, 2599083), (9, 2310296), (12, 1732722), (18, 1155148), (24, 866361), (36, 577574), (72, 288787), (317, 65592), (634, 32796), (911, 22824), (951, 21864), (1268, 16398), (1822, 11412), (1902, 10932), (2536, 8199), (2733, 7608), (2853, 7288), (3644, 5706), (3804, 5466)]