19974612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{593}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 53488512

約数和(自身を除く): 33513900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 401, 593, 802, 1186, 1203, 1604, 1779, 2372, 2406, 2807, 3558, 4151, 4812, 5614, 7116, 8302, 8421, 11228, 12453, 16604, 16842, 24906, 33684, 49812, 237793, 475586, 713379, 951172, 1426758, 1664551, 2853516, 3329102, 4993653, 6658204, 9987306, 19974612]

約数ペア:

[(1, 19974612), (2, 9987306), (3, 6658204), (4, 4993653), (6, 3329102), (7, 2853516), (12, 1664551), (14, 1426758), (21, 951172), (28, 713379), (42, 475586), (84, 237793), (401, 49812), (593, 33684), (802, 24906), (1186, 16842), (1203, 16604), (1604, 12453), (1779, 11228), (2372, 8421), (2406, 8302), (2807, 7116), (3558, 5614), (4151, 4812)]