20402032

素因数分解:

$2^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 60

約数和(自身を含む): 46945656

約数和(自身を除く): 26543624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 98, 106, 112, 196, 212, 371, 392, 424, 491, 742, 784, 848, 982, 1484, 1964, 2597, 2968, 3437, 3928, 5194, 5936, 6874, 7856, 10388, 13748, 20776, 24059, 26023, 27496, 41552, 48118, 52046, 54992, 96236, 104092, 182161, 192472, 208184, 364322, 384944, 416368, 728644, 1275127, 1457288, 2550254, 2914576, 5100508, 10201016, 20402032]

約数ペア:

[(1, 20402032), (2, 10201016), (4, 5100508), (7, 2914576), (8, 2550254), (14, 1457288), (16, 1275127), (28, 728644), (49, 416368), (53, 384944), (56, 364322), (98, 208184), (106, 192472), (112, 182161), (196, 104092), (212, 96236), (371, 54992), (392, 52046), (424, 48118), (491, 41552), (742, 27496), (784, 26023), (848, 24059), (982, 20776), (1484, 13748), (1964, 10388), (2597, 7856), (2968, 6874), (3437, 5936), (3928, 5194)]