20147336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{809}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 41407200

約数和(自身を除く): 21259864

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 283, 566, 809, 1132, 1618, 2264, 3113, 3236, 6226, 6472, 8899, 12452, 17798, 24904, 35596, 71192, 228947, 457894, 915788, 1831576, 2518417, 5036834, 10073668, 20147336]

約数ペア:

[(1, 20147336), (2, 10073668), (4, 5036834), (8, 2518417), (11, 1831576), (22, 915788), (44, 457894), (88, 228947), (283, 71192), (566, 35596), (809, 24904), (1132, 17798), (1618, 12452), (2264, 8899), (3113, 6472), (3236, 6226)]