20766438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14983}}^1$

素因数の和:15009

約数の個数: 48

約数和(自身を含む): 56100096

約数和(自身を除く): 35333658

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 14983, 29966, 44949, 89898, 104881, 134847, 164813, 209762, 269694, 314643, 329626, 494439, 629286, 943929, 988878, 1153691, 1483317, 1887858, 2307382, 2966634, 3461073, 6922146, 10383219, 20766438]

約数ペア:

[(1, 20766438), (2, 10383219), (3, 6922146), (6, 3461073), (7, 2966634), (9, 2307382), (11, 1887858), (14, 1483317), (18, 1153691), (21, 988878), (22, 943929), (33, 629286), (42, 494439), (63, 329626), (66, 314643), (77, 269694), (99, 209762), (126, 164813), (154, 134847), (198, 104881), (231, 89898), (462, 44949), (693, 29966), (1386, 14983)]