20009473926

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{68281}}^1$

素因数の和:68346

約数の個数: 72

約数和(自身を含む): 46033812504

約数和(自身を除く): 26024338578

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 169, 221, 289, 338, 442, 507, 578, 663, 867, 1014, 1326, 1734, 2873, 3757, 5746, 7514, 8619, 11271, 17238, 22542, 48841, 68281, 97682, 136562, 146523, 204843, 293046, 409686, 887653, 1160777, 1775306, 2321554, 2662959, 3482331, 5325918, 6964662, 11539489, 15090101, 19733209, 23078978, 30180202, 34618467, 39466418, 45270303, 59199627, 69236934, 90540606, 118399254, 196171313, 256531717, 392342626, 513063434, 588513939, 769595151, 1177027878, 1539190302, 3334912321, 6669824642, 10004736963, 20009473926]

約数ペア:

[(1, 20009473926), (2, 10004736963), (3, 6669824642), (6, 3334912321), (13, 1539190302), (17, 1177027878), (26, 769595151), (34, 588513939), (39, 513063434), (51, 392342626), (78, 256531717), (102, 196171313), (169, 118399254), (221, 90540606), (289, 69236934), (338, 59199627), (442, 45270303), (507, 39466418), (578, 34618467), (663, 30180202), (867, 23078978), (1014, 19733209), (1326, 15090101), (1734, 11539489), (2873, 6964662), (3757, 5325918), (5746, 3482331), (7514, 2662959), (8619, 2321554), (11271, 1775306), (17238, 1160777), (22542, 887653), (48841, 409686), (68281, 293046), (97682, 204843), (136562, 146523)]