20910096

素因数分解:

$2^4\times 3^3\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:613

約数の個数: 80

約数和(自身を含む): 60760000

約数和(自身を除く): 39849904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 97, 108, 144, 194, 216, 291, 388, 432, 499, 582, 776, 873, 998, 1164, 1497, 1552, 1746, 1996, 2328, 2619, 2994, 3492, 3992, 4491, 4656, 5238, 5988, 6984, 7984, 8982, 10476, 11976, 13473, 13968, 17964, 20952, 23952, 26946, 35928, 41904, 48403, 53892, 71856, 96806, 107784, 145209, 193612, 215568, 290418, 387224, 435627, 580836, 774448, 871254, 1161672, 1306881, 1742508, 2323344, 2613762, 3485016, 5227524, 6970032, 10455048, 20910096]

約数ペア:

[(1, 20910096), (2, 10455048), (3, 6970032), (4, 5227524), (6, 3485016), (8, 2613762), (9, 2323344), (12, 1742508), (16, 1306881), (18, 1161672), (24, 871254), (27, 774448), (36, 580836), (48, 435627), (54, 387224), (72, 290418), (97, 215568), (108, 193612), (144, 145209), (194, 107784), (216, 96806), (291, 71856), (388, 53892), (432, 48403), (499, 41904), (582, 35928), (776, 26946), (873, 23952), (998, 20952), (1164, 17964), (1497, 13968), (1552, 13473), (1746, 11976), (1996, 10476), (2328, 8982), (2619, 7984), (2994, 6984), (3492, 5988), (3992, 5238), (4491, 4656)]