19961048

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{887}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 39160800

約数和(自身を除く): 19199752

約数列:

[1, 2, 4, 8, 29, 58, 97, 116, 194, 232, 388, 776, 887, 1774, 2813, 3548, 5626, 7096, 11252, 22504, 25723, 51446, 86039, 102892, 172078, 205784, 344156, 688312, 2495131, 4990262, 9980524, 19961048]

約数ペア:

[(1, 19961048), (2, 9980524), (4, 4990262), (8, 2495131), (29, 688312), (58, 344156), (97, 205784), (116, 172078), (194, 102892), (232, 86039), (388, 51446), (776, 25723), (887, 22504), (1774, 11252), (2813, 7096), (3548, 5626)]