30019654

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 57078432

約数和(自身を除く): 27058778

約数列:

[1, 2, 7, 14, 17, 34, 37, 49, 74, 98, 119, 238, 259, 487, 518, 629, 833, 974, 1258, 1666, 1813, 3409, 3626, 4403, 6818, 8279, 8806, 16558, 18019, 23863, 30821, 36038, 47726, 57953, 61642, 115906, 126133, 252266, 306323, 405671, 612646, 811342, 882931, 1765862, 2144261, 4288522, 15009827, 30019654]

約数ペア:

[(1, 30019654), (2, 15009827), (7, 4288522), (14, 2144261), (17, 1765862), (34, 882931), (37, 811342), (49, 612646), (74, 405671), (98, 306323), (119, 252266), (238, 126133), (259, 115906), (487, 61642), (518, 57953), (629, 47726), (833, 36038), (974, 30821), (1258, 23863), (1666, 18019), (1813, 16558), (3409, 8806), (3626, 8279), (4403, 6818)]