19069905904

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1\times {\mathrm{2957}}^1$

素因数の和:3854

約数の個数: 80

約数和(自身を含む): 42888254976

約数和(自身を除く): 23818349072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 811, 994, 1136, 1622, 1988, 2957, 3244, 3976, 5677, 5914, 6488, 7952, 11354, 11828, 12976, 20699, 22708, 23656, 41398, 45416, 47312, 57581, 82796, 90832, 115162, 165592, 209947, 230324, 331184, 403067, 419894, 460648, 806134, 839788, 921296, 1469629, 1612268, 1679576, 2398127, 2939258, 3224536, 3359152, 4796254, 5878516, 6449072, 9592508, 11757032, 16786889, 19185016, 23514064, 33573778, 38370032, 67147556, 134295112, 170267017, 268590224, 340534034, 681068068, 1191869119, 1362136136, 2383738238, 2724272272, 4767476476, 9534952952, 19069905904]

約数ペア:

[(1, 19069905904), (2, 9534952952), (4, 4767476476), (7, 2724272272), (8, 2383738238), (14, 1362136136), (16, 1191869119), (28, 681068068), (56, 340534034), (71, 268590224), (112, 170267017), (142, 134295112), (284, 67147556), (497, 38370032), (568, 33573778), (811, 23514064), (994, 19185016), (1136, 16786889), (1622, 11757032), (1988, 9592508), (2957, 6449072), (3244, 5878516), (3976, 4796254), (5677, 3359152), (5914, 3224536), (6488, 2939258), (7952, 2398127), (11354, 1679576), (11828, 1612268), (12976, 1469629), (20699, 921296), (22708, 839788), (23656, 806134), (41398, 460648), (45416, 419894), (47312, 403067), (57581, 331184), (82796, 230324), (90832, 209947), (115162, 165592)]