20163323416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1\times {\mathrm{2801}}^1$

素因数の和:4156

約数の個数: 64

約数和(自身を含む): 41052886560

約数和(自身を除く): 20889563144

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1291, 1394, 2582, 2788, 2801, 5164, 5576, 5602, 10328, 11204, 21947, 22408, 43894, 47617, 52931, 87788, 95234, 105862, 114841, 175576, 190468, 211724, 229682, 380936, 423448, 459364, 899827, 918728, 1799654, 1952297, 3599308, 3616091, 3904594, 7198616, 7232182, 7809188, 14464364, 15618376, 28928728, 61473547, 122947094, 148259731, 245894188, 296519462, 491788376, 593038924, 1186077848, 2520415427, 5040830854, 10081661708, 20163323416]

約数ペア:

[(1, 20163323416), (2, 10081661708), (4, 5040830854), (8, 2520415427), (17, 1186077848), (34, 593038924), (41, 491788376), (68, 296519462), (82, 245894188), (136, 148259731), (164, 122947094), (328, 61473547), (697, 28928728), (1291, 15618376), (1394, 14464364), (2582, 7809188), (2788, 7232182), (2801, 7198616), (5164, 3904594), (5576, 3616091), (5602, 3599308), (10328, 1952297), (11204, 1799654), (21947, 918728), (22408, 899827), (43894, 459364), (47617, 423448), (52931, 380936), (87788, 229682), (95234, 211724), (105862, 190468), (114841, 175576)]