20272954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8761}}^1$

素因数の和:8865

約数の個数: 16

約数和(自身を含む): 33120360

約数和(自身を除く): 12847406

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8761, 17522, 113893, 227786, 779729, 1559458, 10136477, 20272954]

約数ペア:

[(1, 20272954), (2, 10136477), (13, 1559458), (26, 779729), (89, 227786), (178, 113893), (1157, 17522), (2314, 8761)]