20182876

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 23060324

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 109, 119, 218, 238, 389, 436, 476, 763, 778, 1526, 1556, 1853, 2723, 3052, 3706, 5446, 6613, 7412, 10892, 12971, 13226, 25942, 26452, 42401, 46291, 51884, 84802, 92582, 169604, 185164, 296807, 593614, 720817, 1187228, 1441634, 2883268, 5045719, 10091438, 20182876]

約数ペア:

[(1, 20182876), (2, 10091438), (4, 5045719), (7, 2883268), (14, 1441634), (17, 1187228), (28, 720817), (34, 593614), (68, 296807), (109, 185164), (119, 169604), (218, 92582), (238, 84802), (389, 51884), (436, 46291), (476, 42401), (763, 26452), (778, 25942), (1526, 13226), (1556, 12971), (1853, 10892), (2723, 7412), (3052, 6613), (3706, 5446)]