20535902008

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{994571}}^1$

素因数の和:994695

約数の個数: 32

約数和(自身を含む): 40280166000

約数和(自身を除く): 19744263992

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 2581, 5162, 10324, 20648, 994571, 1989142, 3978284, 7956568, 28842559, 57685118, 88516819, 115370236, 177033638, 230740472, 354067276, 708134552, 2566987751, 5133975502, 10267951004, 20535902008]

約数ペア:

[(1, 20535902008), (2, 10267951004), (4, 5133975502), (8, 2566987751), (29, 708134552), (58, 354067276), (89, 230740472), (116, 177033638), (178, 115370236), (232, 88516819), (356, 57685118), (712, 28842559), (2581, 7956568), (5162, 3978284), (10324, 1989142), (20648, 994571)]