204413678

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 386104320

約数和(自身を除く): 181690642

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 139, 167, 238, 259, 278, 334, 518, 629, 973, 1169, 1258, 1946, 2338, 2363, 2839, 4403, 4726, 5143, 5678, 6179, 8806, 10286, 12358, 16541, 19873, 23213, 33082, 36001, 39746, 43253, 46426, 72002, 86506, 87431, 105043, 162491, 174862, 210086, 324982, 394621, 612017, 735301, 789242, 858881, 1224034, 1470602, 1717762, 2762347, 5524694, 6012167, 12024334, 14600977, 29201954, 102206839, 204413678]

約数ペア:

[(1, 204413678), (2, 102206839), (7, 29201954), (14, 14600977), (17, 12024334), (34, 6012167), (37, 5524694), (74, 2762347), (119, 1717762), (139, 1470602), (167, 1224034), (238, 858881), (259, 789242), (278, 735301), (334, 612017), (518, 394621), (629, 324982), (973, 210086), (1169, 174862), (1258, 162491), (1946, 105043), (2338, 87431), (2363, 86506), (2839, 72002), (4403, 46426), (4726, 43253), (5143, 39746), (5678, 36001), (6179, 33082), (8806, 23213), (10286, 19873), (12358, 16541)]