20118304

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4523}}^1$

素因数の和:4672

約数の個数: 24

約数和(自身を含む): 39901680

約数和(自身を除く): 19783376

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 4523, 9046, 18092, 36184, 72368, 144736, 628697, 1257394, 2514788, 5029576, 10059152, 20118304]

約数ペア:

[(1, 20118304), (2, 10059152), (4, 5029576), (8, 2514788), (16, 1257394), (32, 628697), (139, 144736), (278, 72368), (556, 36184), (1112, 18092), (2224, 9046), (4448, 4523)]