20841408

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{1723}}^1$

素因数の和:1751

約数の個数: 112

約数和(自身を含む): 70063360

約数和(自身を除く): 49221952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 432, 448, 504, 576, 672, 756, 864, 1008, 1344, 1512, 1723, 1728, 2016, 3024, 3446, 4032, 5169, 6048, 6892, 10338, 12061, 12096, 13784, 15507, 20676, 24122, 27568, 31014, 36183, 41352, 46521, 48244, 55136, 62028, 72366, 82704, 93042, 96488, 108549, 110272, 124056, 144732, 165408, 186084, 192976, 217098, 248112, 289464, 325647, 330816, 372168, 385952, 434196, 496224, 578928, 651294, 744336, 771904, 868392, 992448, 1157856, 1302588, 1488672, 1736784, 2315712, 2605176, 2977344, 3473568, 5210352, 6947136, 10420704, 20841408]

約数ペア:

[(1, 20841408), (2, 10420704), (3, 6947136), (4, 5210352), (6, 3473568), (7, 2977344), (8, 2605176), (9, 2315712), (12, 1736784), (14, 1488672), (16, 1302588), (18, 1157856), (21, 992448), (24, 868392), (27, 771904), (28, 744336), (32, 651294), (36, 578928), (42, 496224), (48, 434196), (54, 385952), (56, 372168), (63, 330816), (64, 325647), (72, 289464), (84, 248112), (96, 217098), (108, 192976), (112, 186084), (126, 165408), (144, 144732), (168, 124056), (189, 110272), (192, 108549), (216, 96488), (224, 93042), (252, 82704), (288, 72366), (336, 62028), (378, 55136), (432, 48244), (448, 46521), (504, 41352), (576, 36183), (672, 31014), (756, 27568), (864, 24122), (1008, 20676), (1344, 15507), (1512, 13784), (1723, 12096), (1728, 12061), (2016, 10338), (3024, 6892), (3446, 6048), (4032, 5169)]