20416341

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 31868928

約数和(自身を除く): 11452587

約数列:

[1, 3, 11, 23, 33, 37, 69, 111, 253, 407, 727, 759, 851, 1221, 2181, 2553, 7997, 9361, 16721, 23991, 26899, 28083, 50163, 80697, 183931, 295889, 551793, 618677, 887667, 1856031, 6805447, 20416341]

約数ペア:

[(1, 20416341), (3, 6805447), (11, 1856031), (23, 887667), (33, 618677), (37, 551793), (69, 295889), (111, 183931), (253, 80697), (407, 50163), (727, 28083), (759, 26899), (851, 23991), (1221, 16721), (2181, 9361), (2553, 7997)]