20098012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 41192928

約数和(自身を除く): 21094916

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 97, 187, 194, 277, 374, 388, 554, 748, 1067, 1108, 1649, 2134, 3047, 3298, 4268, 4709, 6094, 6596, 9418, 12188, 18139, 18836, 26869, 36278, 51799, 53738, 72556, 103598, 107476, 207196, 295559, 456773, 591118, 913546, 1182236, 1827092, 5024503, 10049006, 20098012]

約数ペア:

[(1, 20098012), (2, 10049006), (4, 5024503), (11, 1827092), (17, 1182236), (22, 913546), (34, 591118), (44, 456773), (68, 295559), (97, 207196), (187, 107476), (194, 103598), (277, 72556), (374, 53738), (388, 51799), (554, 36278), (748, 26869), (1067, 18836), (1108, 18139), (1649, 12188), (2134, 9418), (3047, 6596), (3298, 6094), (4268, 4709)]