12620146

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 25116480

約数和(自身を除く): 12496334

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 322, 506, 509, 539, 1018, 1078, 1127, 1771, 2254, 3542, 3563, 5599, 7126, 11198, 11707, 12397, 23414, 24794, 24941, 39193, 49882, 78386, 81949, 128777, 163898, 257554, 274351, 548702, 573643, 901439, 1147286, 1802878, 6310073, 12620146]

約数ペア:

[(1, 12620146), (2, 6310073), (7, 1802878), (11, 1147286), (14, 901439), (22, 573643), (23, 548702), (46, 274351), (49, 257554), (77, 163898), (98, 128777), (154, 81949), (161, 78386), (253, 49882), (322, 39193), (506, 24941), (509, 24794), (539, 23414), (1018, 12397), (1078, 11707), (1127, 11198), (1771, 7126), (2254, 5599), (3542, 3563)]