18690870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 52093440

約数和(自身を除く): 33402570

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 121, 165, 190, 209, 242, 271, 285, 330, 363, 418, 542, 570, 605, 627, 726, 813, 1045, 1210, 1254, 1355, 1626, 1815, 2090, 2299, 2710, 2981, 3135, 3630, 4065, 4598, 5149, 5962, 6270, 6897, 8130, 8943, 10298, 11495, 13794, 14905, 15447, 17886, 22990, 25745, 29810, 30894, 32791, 34485, 44715, 51490, 56639, 65582, 68970, 77235, 89430, 98373, 113278, 154470, 163955, 169917, 196746, 283195, 327910, 339834, 491865, 566390, 623029, 849585, 983730, 1246058, 1699170, 1869087, 3115145, 3738174, 6230290, 9345435, 18690870]

約数ペア:

[(1, 18690870), (2, 9345435), (3, 6230290), (5, 3738174), (6, 3115145), (10, 1869087), (11, 1699170), (15, 1246058), (19, 983730), (22, 849585), (30, 623029), (33, 566390), (38, 491865), (55, 339834), (57, 327910), (66, 283195), (95, 196746), (110, 169917), (114, 163955), (121, 154470), (165, 113278), (190, 98373), (209, 89430), (242, 77235), (271, 68970), (285, 65582), (330, 56639), (363, 51490), (418, 44715), (542, 34485), (570, 32791), (605, 30894), (627, 29810), (726, 25745), (813, 22990), (1045, 17886), (1210, 15447), (1254, 14905), (1355, 13794), (1626, 11495), (1815, 10298), (2090, 8943), (2299, 8130), (2710, 6897), (2981, 6270), (3135, 5962), (3630, 5149), (4065, 4598)]