20143107579

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2657}}^1\times {\mathrm{7681}}^1$

素因数の和:10395

約数の個数: 32

約数和(自身を含む): 31363209216

約数和(自身を除く): 11220101637

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2657, 7681, 7971, 18599, 23043, 53767, 55797, 124879, 161301, 361007, 374637, 874153, 1083021, 2527049, 2622459, 7581147, 20408417, 61225251, 142858919, 428576757, 959195599, 2877586797, 6714369193, 20143107579]

約数ペア:

[(1, 20143107579), (3, 6714369193), (7, 2877586797), (21, 959195599), (47, 428576757), (141, 142858919), (329, 61225251), (987, 20408417), (2657, 7581147), (7681, 2622459), (7971, 2527049), (18599, 1083021), (23043, 874153), (53767, 374637), (55797, 361007), (124879, 161301)]