20317514

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 36414336

約数和(自身を除く): 16096822

約数列:

[1, 2, 7, 14, 37, 61, 74, 122, 259, 427, 518, 643, 854, 1286, 2257, 4501, 4514, 9002, 15799, 23791, 31598, 39223, 47582, 78446, 166537, 274561, 333074, 549122, 1451251, 2902502, 10158757, 20317514]

約数ペア:

[(1, 20317514), (2, 10158757), (7, 2902502), (14, 1451251), (37, 549122), (61, 333074), (74, 274561), (122, 166537), (259, 78446), (427, 47582), (518, 39223), (643, 31598), (854, 23791), (1286, 15799), (2257, 9002), (4501, 4514)]