18944596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 42577920

約数和(自身を除く): 23633324

約数列:

[1, 2, 4, 11, 17, 19, 22, 31, 34, 38, 43, 44, 62, 68, 76, 86, 124, 172, 187, 209, 323, 341, 374, 418, 473, 527, 589, 646, 682, 731, 748, 817, 836, 946, 1054, 1178, 1292, 1333, 1364, 1462, 1634, 1892, 2108, 2356, 2666, 2924, 3268, 3553, 5332, 5797, 6479, 7106, 8041, 8987, 10013, 11594, 12958, 13889, 14212, 14663, 16082, 17974, 20026, 22661, 23188, 25327, 25916, 27778, 29326, 32164, 35948, 40052, 45322, 50654, 55556, 58652, 90644, 101308, 110143, 152779, 220286, 249271, 278597, 305558, 430559, 440572, 498542, 557194, 611116, 861118, 997084, 1114388, 1722236, 4736149, 9472298, 18944596]

約数ペア:

[(1, 18944596), (2, 9472298), (4, 4736149), (11, 1722236), (17, 1114388), (19, 997084), (22, 861118), (31, 611116), (34, 557194), (38, 498542), (43, 440572), (44, 430559), (62, 305558), (68, 278597), (76, 249271), (86, 220286), (124, 152779), (172, 110143), (187, 101308), (209, 90644), (323, 58652), (341, 55556), (374, 50654), (418, 45322), (473, 40052), (527, 35948), (589, 32164), (646, 29326), (682, 27778), (731, 25916), (748, 25327), (817, 23188), (836, 22661), (946, 20026), (1054, 17974), (1178, 16082), (1292, 14663), (1333, 14212), (1364, 13889), (1462, 12958), (1634, 11594), (1892, 10013), (2108, 8987), (2356, 8041), (2666, 7106), (2924, 6479), (3268, 5797), (3553, 5332)]