2040821768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{2381}}^1\times {\mathrm{5639}}^1$

素因数の和:8045

約数の個数: 32

約数和(自身を含む): 4030344000

約数和(自身を除く): 1989522232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 2381, 4762, 5639, 9524, 11278, 19048, 22556, 45112, 45239, 90478, 107141, 180956, 214282, 361912, 428564, 857128, 13426459, 26852918, 53705836, 107411672, 255102721, 510205442, 1020410884, 2040821768]

約数ペア:

[(1, 2040821768), (2, 1020410884), (4, 510205442), (8, 255102721), (19, 107411672), (38, 53705836), (76, 26852918), (152, 13426459), (2381, 857128), (4762, 428564), (5639, 361912), (9524, 214282), (11278, 180956), (19048, 107141), (22556, 90478), (45112, 45239)]