20697366924

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2601479}}^1$

素因数の和:2601519

約数の個数: 72

約数和(自身を含む): 59657139360

約数和(自身を除く): 38959772436

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 2601479, 5202958, 7804437, 10405916, 15608874, 23413311, 31217748, 33819227, 44225143, 46826622, 67638454, 88450286, 93653244, 101457681, 132675429, 135276908, 176900572, 202915362, 265350858, 304373043, 398026287, 405830724, 530701716, 574926859, 608746086, 796052574, 1149853718, 1217492172, 1592105148, 1724780577, 2299707436, 3449561154, 5174341731, 6899122308, 10348683462, 20697366924]

約数ペア:

[(1, 20697366924), (2, 10348683462), (3, 6899122308), (4, 5174341731), (6, 3449561154), (9, 2299707436), (12, 1724780577), (13, 1592105148), (17, 1217492172), (18, 1149853718), (26, 796052574), (34, 608746086), (36, 574926859), (39, 530701716), (51, 405830724), (52, 398026287), (68, 304373043), (78, 265350858), (102, 202915362), (117, 176900572), (153, 135276908), (156, 132675429), (204, 101457681), (221, 93653244), (234, 88450286), (306, 67638454), (442, 46826622), (468, 44225143), (612, 33819227), (663, 31217748), (884, 23413311), (1326, 15608874), (1989, 10405916), (2652, 7804437), (3978, 5202958), (7956, 2601479)]