18850538

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 33547008

約数和(自身を除く): 14696470

約数列:

[1, 2, 7, 14, 37, 74, 151, 241, 259, 302, 482, 518, 1057, 1687, 2114, 3374, 5587, 8917, 11174, 17834, 36391, 39109, 62419, 72782, 78218, 124838, 254737, 509474, 1346467, 2692934, 9425269, 18850538]

約数ペア:

[(1, 18850538), (2, 9425269), (7, 2692934), (14, 1346467), (37, 509474), (74, 254737), (151, 124838), (241, 78218), (259, 72782), (302, 62419), (482, 39109), (518, 36391), (1057, 17834), (1687, 11174), (2114, 8917), (3374, 5587)]