15385864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{619}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 15862136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 619, 956, 1238, 1912, 2476, 3107, 4952, 6214, 8047, 12428, 16094, 24856, 32188, 64376, 147941, 295882, 591764, 1183528, 1923233, 3846466, 7692932, 15385864]

約数ペア:

[(1, 15385864), (2, 7692932), (4, 3846466), (8, 1923233), (13, 1183528), (26, 591764), (52, 295882), (104, 147941), (239, 64376), (478, 32188), (619, 24856), (956, 16094), (1238, 12428), (1912, 8047), (2476, 6214), (3107, 4952)]