11271728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 24040128

約数和(自身を除く): 12768400

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1153, 1222, 2306, 2444, 4612, 4888, 9224, 9776, 14989, 18448, 29978, 54191, 59956, 108382, 119912, 216764, 239824, 433528, 704483, 867056, 1408966, 2817932, 5635864, 11271728]

約数ペア:

[(1, 11271728), (2, 5635864), (4, 2817932), (8, 1408966), (13, 867056), (16, 704483), (26, 433528), (47, 239824), (52, 216764), (94, 119912), (104, 108382), (188, 59956), (208, 54191), (376, 29978), (611, 18448), (752, 14989), (1153, 9776), (1222, 9224), (2306, 4888), (2444, 4612)]