19698966

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2073

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 29721834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 1979, 3318, 3958, 4977, 5937, 9954, 11874, 13853, 17811, 27706, 35622, 41559, 83118, 124677, 156341, 249354, 312682, 469023, 938046, 1094387, 1407069, 2188774, 2814138, 3283161, 6566322, 9849483, 19698966]

約数ペア:

[(1, 19698966), (2, 9849483), (3, 6566322), (6, 3283161), (7, 2814138), (9, 2188774), (14, 1407069), (18, 1094387), (21, 938046), (42, 469023), (63, 312682), (79, 249354), (126, 156341), (158, 124677), (237, 83118), (474, 41559), (553, 35622), (711, 27706), (1106, 17811), (1422, 13853), (1659, 11874), (1979, 9954), (3318, 5937), (3958, 4977)]