20495862

素因数分解:

$2^1\times 3^3\times {\mathrm{383}}^1\times {\mathrm{991}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 45711360

約数和(自身を除く): 25215498

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 383, 766, 991, 1149, 1982, 2298, 2973, 3447, 5946, 6894, 8919, 10341, 17838, 20682, 26757, 53514, 379553, 759106, 1138659, 2277318, 3415977, 6831954, 10247931, 20495862]

約数ペア:

[(1, 20495862), (2, 10247931), (3, 6831954), (6, 3415977), (9, 2277318), (18, 1138659), (27, 759106), (54, 379553), (383, 53514), (766, 26757), (991, 20682), (1149, 17838), (1982, 10341), (2298, 8919), (2973, 6894), (3447, 5946)]