20545908

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{11491}}^1$

素因数の和:11647

約数の個数: 24

約数和(自身を含む): 48266400

約数和(自身を除く): 27720492

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 447, 596, 894, 1788, 11491, 22982, 34473, 45964, 68946, 137892, 1712159, 3424318, 5136477, 6848636, 10272954, 20545908]

約数ペア:

[(1, 20545908), (2, 10272954), (3, 6848636), (4, 5136477), (6, 3424318), (12, 1712159), (149, 137892), (298, 68946), (447, 45964), (596, 34473), (894, 22982), (1788, 11491)]