20804598126

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{398693}}^1$

素因数の和:398937

約数の個数: 48

約数和(自身を含む): 48761870976

約数和(自身を除く): 27957272850

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 223, 234, 446, 669, 1338, 2007, 2899, 4014, 5798, 8697, 17394, 26091, 52182, 398693, 797386, 1196079, 2392158, 3588237, 5183009, 7176474, 10366018, 15549027, 31098054, 46647081, 88908539, 93294162, 177817078, 266725617, 533451234, 800176851, 1155811007, 1600353702, 2311622014, 3467433021, 6934866042, 10402299063, 20804598126]

約数ペア:

[(1, 20804598126), (2, 10402299063), (3, 6934866042), (6, 3467433021), (9, 2311622014), (13, 1600353702), (18, 1155811007), (26, 800176851), (39, 533451234), (78, 266725617), (117, 177817078), (223, 93294162), (234, 88908539), (446, 46647081), (669, 31098054), (1338, 15549027), (2007, 10366018), (2899, 7176474), (4014, 5183009), (5798, 3588237), (8697, 2392158), (17394, 1196079), (26091, 797386), (52182, 398693)]