208954304

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{19319}}^1$

素因数の和:19357

約数の個数: 42

約数和(自身を含む): 449016120

約数和(自身を除く): 240061816

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 19319, 38638, 77276, 154552, 251147, 309104, 502294, 618208, 1004588, 1236416, 2009176, 3264911, 4018352, 6529822, 8036704, 13059644, 16073408, 26119288, 52238576, 104477152, 208954304]

約数ペア:

[(1, 208954304), (2, 104477152), (4, 52238576), (8, 26119288), (13, 16073408), (16, 13059644), (26, 8036704), (32, 6529822), (52, 4018352), (64, 3264911), (104, 2009176), (169, 1236416), (208, 1004588), (338, 618208), (416, 502294), (676, 309104), (832, 251147), (1352, 154552), (2704, 77276), (5408, 38638), (10816, 19319)]