20213222067

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{8867}}^1\times {\mathrm{13331}}^1$

素因数の和:22223

約数の個数: 24

約数和(自身を含む): 30739325760

約数和(自身を除く): 10526103693

約数列:

[1, 3, 9, 19, 57, 171, 8867, 13331, 26601, 39993, 79803, 119979, 168473, 253289, 505419, 759867, 1516257, 2279601, 118205977, 354617931, 1063853793, 2245913563, 6737740689, 20213222067]

約数ペア:

[(1, 20213222067), (3, 6737740689), (9, 2245913563), (19, 1063853793), (57, 354617931), (171, 118205977), (8867, 2279601), (13331, 1516257), (26601, 759867), (39993, 505419), (79803, 253289), (119979, 168473)]