19193724

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2591

約数の個数: 72

約数和(自身を含む): 55735680

約数和(自身を除く): 36541956

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 2551, 3762, 5102, 7524, 7653, 10204, 15306, 22959, 28061, 30612, 45918, 48469, 56122, 84183, 91836, 96938, 112244, 145407, 168366, 193876, 252549, 290814, 336732, 436221, 505098, 533159, 581628, 872442, 1010196, 1066318, 1599477, 1744884, 2132636, 3198954, 4798431, 6397908, 9596862, 19193724]

約数ペア:

[(1, 19193724), (2, 9596862), (3, 6397908), (4, 4798431), (6, 3198954), (9, 2132636), (11, 1744884), (12, 1599477), (18, 1066318), (19, 1010196), (22, 872442), (33, 581628), (36, 533159), (38, 505098), (44, 436221), (57, 336732), (66, 290814), (76, 252549), (99, 193876), (114, 168366), (132, 145407), (171, 112244), (198, 96938), (209, 91836), (228, 84183), (342, 56122), (396, 48469), (418, 45918), (627, 30612), (684, 28061), (836, 22959), (1254, 15306), (1881, 10204), (2508, 7653), (2551, 7524), (3762, 5102)]