19964730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{983}}^1$

素因数の和:1670

約数の個数: 32

約数和(自身を含む): 48034944

約数和(自身を除く): 28070214

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 677, 983, 1354, 1966, 2031, 2949, 3385, 4062, 4915, 5898, 6770, 9830, 10155, 14745, 20310, 29490, 665491, 1330982, 1996473, 3327455, 3992946, 6654910, 9982365, 19964730]

約数ペア:

[(1, 19964730), (2, 9982365), (3, 6654910), (5, 3992946), (6, 3327455), (10, 1996473), (15, 1330982), (30, 665491), (677, 29490), (983, 20310), (1354, 14745), (1966, 10155), (2031, 9830), (2949, 6770), (3385, 5898), (4062, 4915)]