209039344

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{20771}}^1$

素因数の和:20833

約数の個数: 40

約数和(自身を含む): 440449488

約数和(自身を除く): 231410144

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 2516, 5032, 10064, 20771, 41542, 83084, 166168, 332336, 353107, 706214, 768527, 1412428, 1537054, 2824856, 3074108, 5649712, 6148216, 12296432, 13064959, 26129918, 52259836, 104519672, 209039344]

約数ペア:

[(1, 209039344), (2, 104519672), (4, 52259836), (8, 26129918), (16, 13064959), (17, 12296432), (34, 6148216), (37, 5649712), (68, 3074108), (74, 2824856), (136, 1537054), (148, 1412428), (272, 768527), (296, 706214), (592, 353107), (629, 332336), (1258, 166168), (2516, 83084), (5032, 41542), (10064, 20771)]