20608544

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 44706816

約数和(自身を除く): 24098272

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 127, 176, 254, 352, 461, 508, 922, 1016, 1397, 1844, 2032, 2794, 3688, 4064, 5071, 5588, 7376, 10142, 11176, 14752, 20284, 22352, 40568, 44704, 58547, 81136, 117094, 162272, 234188, 468376, 644017, 936752, 1288034, 1873504, 2576068, 5152136, 10304272, 20608544]

約数ペア:

[(1, 20608544), (2, 10304272), (4, 5152136), (8, 2576068), (11, 1873504), (16, 1288034), (22, 936752), (32, 644017), (44, 468376), (88, 234188), (127, 162272), (176, 117094), (254, 81136), (352, 58547), (461, 44704), (508, 40568), (922, 22352), (1016, 20284), (1397, 14752), (1844, 11176), (2032, 10142), (2794, 7376), (3688, 5588), (4064, 5071)]