20803366

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{8171}}^1$

素因数の和:8259

約数の個数: 16

約数和(自身を含む): 33341760

約数和(自身を除く): 12538394

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 8171, 16342, 155249, 310498, 547457, 1094914, 10401683, 20803366]

約数ペア:

[(1, 20803366), (2, 10401683), (19, 1094914), (38, 547457), (67, 310498), (134, 155249), (1273, 16342), (2546, 8171)]