20552048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6869}}^1$

素因数の和:6905

約数の個数: 40

約数和(自身を含む): 46001520

約数和(自身を除く): 25449472

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6869, 13738, 27476, 54952, 75559, 109904, 116773, 151118, 233546, 302236, 467092, 604472, 934184, 1208944, 1284503, 1868368, 2569006, 5138012, 10276024, 20552048]

約数ペア:

[(1, 20552048), (2, 10276024), (4, 5138012), (8, 2569006), (11, 1868368), (16, 1284503), (17, 1208944), (22, 934184), (34, 604472), (44, 467092), (68, 302236), (88, 233546), (136, 151118), (176, 116773), (187, 109904), (272, 75559), (374, 54952), (748, 27476), (1496, 13738), (2992, 6869)]