15490384

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10639}}^1$

素因数の和:10667

約数の個数: 40

約数和(自身を含む): 36942080

約数和(自身を除く): 21451696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 10639, 21278, 42556, 74473, 85112, 138307, 148946, 170224, 276614, 297892, 553228, 595784, 968149, 1106456, 1191568, 1936298, 2212912, 3872596, 7745192, 15490384]

約数ペア:

[(1, 15490384), (2, 7745192), (4, 3872596), (7, 2212912), (8, 1936298), (13, 1191568), (14, 1106456), (16, 968149), (26, 595784), (28, 553228), (52, 297892), (56, 276614), (91, 170224), (104, 148946), (112, 138307), (182, 85112), (208, 74473), (364, 42556), (728, 21278), (1456, 10639)]