20560514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 35498736

約数和(自身を除く): 14938222

約数列:

[1, 2, 13, 17, 26, 34, 181, 221, 257, 362, 442, 514, 2353, 3077, 3341, 4369, 4706, 6154, 6682, 8738, 40001, 46517, 56797, 80002, 93034, 113594, 604721, 790789, 1209442, 1581578, 10280257, 20560514]

約数ペア:

[(1, 20560514), (2, 10280257), (13, 1581578), (17, 1209442), (26, 790789), (34, 604721), (181, 113594), (221, 93034), (257, 80002), (362, 56797), (442, 46517), (514, 40001), (2353, 8738), (3077, 6682), (3341, 6154), (4369, 4706)]