19590004

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:932

約数の個数: 36

約数和(自身を含む): 40244736

約数和(自身を除く): 20654732

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 508, 787, 889, 1574, 1778, 3148, 3556, 5509, 6223, 11018, 12446, 22036, 24892, 38563, 77126, 99949, 154252, 199898, 399796, 699643, 1399286, 2798572, 4897501, 9795002, 19590004]

約数ペア:

[(1, 19590004), (2, 9795002), (4, 4897501), (7, 2798572), (14, 1399286), (28, 699643), (49, 399796), (98, 199898), (127, 154252), (196, 99949), (254, 77126), (508, 38563), (787, 24892), (889, 22036), (1574, 12446), (1778, 11018), (3148, 6223), (3556, 5509)]