220451516

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{1637}}^1$

素因数の和:2029

約数の個数: 24

約数和(自身を含む): 390486096

約数和(自身を除く): 170034580

約数列:

[1, 2, 4, 131, 257, 262, 514, 524, 1028, 1637, 3274, 6548, 33667, 67334, 134668, 214447, 420709, 428894, 841418, 857788, 1682836, 55112879, 110225758, 220451516]

約数ペア:

[(1, 220451516), (2, 110225758), (4, 55112879), (131, 1682836), (257, 857788), (262, 841418), (514, 428894), (524, 420709), (1028, 214447), (1637, 134668), (3274, 67334), (6548, 33667)]