20681622

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1733}}^1$

素因数の和:1774

約数の個数: 64

約数和(自身を含む): 52436160

約数和(自身を除く): 31754538

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1733, 1989, 3466, 3978, 5199, 5967, 10398, 11934, 15597, 22529, 29461, 31194, 45058, 46791, 58922, 67587, 88383, 93582, 135174, 176766, 202761, 265149, 382993, 405522, 530298, 608283, 765986, 795447, 1148979, 1216566, 1590894, 2297958, 3446937, 6893874, 10340811, 20681622]

約数ペア:

[(1, 20681622), (2, 10340811), (3, 6893874), (6, 3446937), (9, 2297958), (13, 1590894), (17, 1216566), (18, 1148979), (26, 795447), (27, 765986), (34, 608283), (39, 530298), (51, 405522), (54, 382993), (78, 265149), (102, 202761), (117, 176766), (153, 135174), (221, 93582), (234, 88383), (306, 67587), (351, 58922), (442, 46791), (459, 45058), (663, 31194), (702, 29461), (918, 22529), (1326, 15597), (1733, 11934), (1989, 10398), (3466, 5967), (3978, 5199)]