19311804920

素因数分解:

$2^3\times 5^1\times {\mathrm{9949}}^1\times {\mathrm{48527}}^1$

素因数の和:58487

約数の個数: 32

約数和(自身を含む): 43456824000

約数和(自身を除く): 24145019080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9949, 19898, 39796, 48527, 49745, 79592, 97054, 99490, 194108, 198980, 242635, 388216, 397960, 485270, 970540, 1941080, 482795123, 965590246, 1931180492, 2413975615, 3862360984, 4827951230, 9655902460, 19311804920]

約数ペア:

[(1, 19311804920), (2, 9655902460), (4, 4827951230), (5, 3862360984), (8, 2413975615), (10, 1931180492), (20, 965590246), (40, 482795123), (9949, 1941080), (19898, 970540), (39796, 485270), (48527, 397960), (49745, 388216), (79592, 242635), (97054, 198980), (99490, 194108)]