19996896

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12253}}^1$

素因数の和:12283

約数の個数: 48

約数和(自身を含む): 55584144

約数和(自身を除く): 35587248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12253, 24506, 36759, 49012, 73518, 98024, 147036, 196048, 208301, 294072, 392096, 416602, 588144, 624903, 833204, 1176288, 1249806, 1666408, 2499612, 3332816, 4999224, 6665632, 9998448, 19996896]

約数ペア:

[(1, 19996896), (2, 9998448), (3, 6665632), (4, 4999224), (6, 3332816), (8, 2499612), (12, 1666408), (16, 1249806), (17, 1176288), (24, 833204), (32, 624903), (34, 588144), (48, 416602), (51, 392096), (68, 294072), (96, 208301), (102, 196048), (136, 147036), (204, 98024), (272, 73518), (408, 49012), (544, 36759), (816, 24506), (1632, 12253)]