20173312684

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{2099}}^1$

素因数の和:2519

約数の個数: 96

約数和(自身を含む): 43572211200

約数和(自身を除く): 23398898516

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 331, 427, 476, 662, 854, 1037, 1324, 1708, 2074, 2099, 2317, 4148, 4198, 4634, 5627, 7259, 8396, 9268, 11254, 14518, 14693, 20191, 22508, 29036, 29386, 35683, 39389, 40382, 58772, 71366, 78778, 80764, 128039, 141337, 142732, 157556, 249781, 256078, 282674, 343247, 499562, 512156, 565348, 686494, 694769, 896273, 999124, 1372988, 1389538, 1792546, 2176663, 2402729, 2779076, 3585092, 4353326, 4805458, 4863383, 8706652, 9610916, 9726766, 11811073, 15236641, 19453532, 23622146, 30473282, 42380909, 47244292, 60946564, 82677511, 84761818, 165355022, 169523636, 296666363, 330710044, 593332726, 720475453, 1186665452, 1440950906, 2881901812, 5043328171, 10086656342, 20173312684]

約数ペア:

[(1, 20173312684), (2, 10086656342), (4, 5043328171), (7, 2881901812), (14, 1440950906), (17, 1186665452), (28, 720475453), (34, 593332726), (61, 330710044), (68, 296666363), (119, 169523636), (122, 165355022), (238, 84761818), (244, 82677511), (331, 60946564), (427, 47244292), (476, 42380909), (662, 30473282), (854, 23622146), (1037, 19453532), (1324, 15236641), (1708, 11811073), (2074, 9726766), (2099, 9610916), (2317, 8706652), (4148, 4863383), (4198, 4805458), (4634, 4353326), (5627, 3585092), (7259, 2779076), (8396, 2402729), (9268, 2176663), (11254, 1792546), (14518, 1389538), (14693, 1372988), (20191, 999124), (22508, 896273), (29036, 694769), (29386, 686494), (35683, 565348), (39389, 512156), (40382, 499562), (58772, 343247), (71366, 282674), (78778, 256078), (80764, 249781), (128039, 157556), (141337, 142732)]