19447456

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5107}}^1$

素因数の和:5141

約数の個数: 48

約数和(自身を含む): 46339776

約数和(自身を除く): 26892320

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5107, 10214, 20428, 35749, 40856, 71498, 81712, 86819, 142996, 163424, 173638, 285992, 347276, 571984, 607733, 694552, 1143968, 1215466, 1389104, 2430932, 2778208, 4861864, 9723728, 19447456]

約数ペア:

[(1, 19447456), (2, 9723728), (4, 4861864), (7, 2778208), (8, 2430932), (14, 1389104), (16, 1215466), (17, 1143968), (28, 694552), (32, 607733), (34, 571984), (56, 347276), (68, 285992), (112, 173638), (119, 163424), (136, 142996), (224, 86819), (238, 81712), (272, 71498), (476, 40856), (544, 35749), (952, 20428), (1904, 10214), (3808, 5107)]