18359936

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 64

約数和(自身を含む): 43215360

約数和(自身を除く): 24855424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 661, 868, 896, 992, 1322, 1736, 1984, 2644, 3472, 3968, 4627, 5288, 6944, 9254, 10576, 13888, 18508, 20491, 21152, 27776, 37016, 40982, 42304, 74032, 81964, 84608, 143437, 148064, 163928, 286874, 296128, 327856, 573748, 592256, 655712, 1147496, 1311424, 2294992, 2622848, 4589984, 9179968, 18359936]

約数ペア:

[(1, 18359936), (2, 9179968), (4, 4589984), (7, 2622848), (8, 2294992), (14, 1311424), (16, 1147496), (28, 655712), (31, 592256), (32, 573748), (56, 327856), (62, 296128), (64, 286874), (112, 163928), (124, 148064), (128, 143437), (217, 84608), (224, 81964), (248, 74032), (434, 42304), (448, 40982), (496, 37016), (661, 27776), (868, 21152), (896, 20491), (992, 18508), (1322, 13888), (1736, 10576), (1984, 9254), (2644, 6944), (3472, 5288), (3968, 4627)]