15886856

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 30763800

約数和(自身を除く): 14876944

約数列:

[1, 2, 4, 8, 53, 89, 106, 178, 212, 356, 421, 424, 712, 842, 1684, 3368, 4717, 9434, 18868, 22313, 37469, 37736, 44626, 74938, 89252, 149876, 178504, 299752, 1985857, 3971714, 7943428, 15886856]

約数ペア:

[(1, 15886856), (2, 7943428), (4, 3971714), (8, 1985857), (53, 299752), (89, 178504), (106, 149876), (178, 89252), (212, 74938), (356, 44626), (421, 37736), (424, 37469), (712, 22313), (842, 18868), (1684, 9434), (3368, 4717)]