18181874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 30164400

約数和(自身を除く): 11982526

約数列:

[1, 2, 17, 34, 37, 74, 97, 149, 194, 298, 629, 1258, 1649, 2533, 3298, 3589, 5066, 5513, 7178, 11026, 14453, 28906, 61013, 93721, 122026, 187442, 245701, 491402, 534761, 1069522, 9090937, 18181874]

約数ペア:

[(1, 18181874), (2, 9090937), (17, 1069522), (34, 534761), (37, 491402), (74, 245701), (97, 187442), (149, 122026), (194, 93721), (298, 61013), (629, 28906), (1258, 14453), (1649, 11026), (2533, 7178), (3298, 5513), (3589, 5066)]