19376756

素因数分解:

$2^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 40992000

約数和(自身を除く): 21615244

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 343, 406, 487, 686, 812, 974, 1372, 1421, 1948, 2842, 3409, 5684, 6818, 9947, 13636, 14123, 19894, 23863, 28246, 39788, 47726, 56492, 95452, 98861, 167041, 197722, 334082, 395444, 668164, 692027, 1384054, 2768108, 4844189, 9688378, 19376756]

約数ペア:

[(1, 19376756), (2, 9688378), (4, 4844189), (7, 2768108), (14, 1384054), (28, 692027), (29, 668164), (49, 395444), (58, 334082), (98, 197722), (116, 167041), (196, 98861), (203, 95452), (343, 56492), (406, 47726), (487, 39788), (686, 28246), (812, 23863), (974, 19894), (1372, 14123), (1421, 13636), (1948, 9947), (2842, 6818), (3409, 5684)]