31991964

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{39791}}^1$

素因数の和:39865

約数の個数: 24

約数和(自身を含む): 75763968

約数和(自身を除く): 43772004

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 39791, 79582, 119373, 159164, 238746, 477492, 2665997, 5331994, 7997991, 10663988, 15995982, 31991964]

約数ペア:

[(1, 31991964), (2, 15995982), (3, 10663988), (4, 7997991), (6, 5331994), (12, 2665997), (67, 477492), (134, 238746), (201, 159164), (268, 119373), (402, 79582), (804, 39791)]