20868173207

素因数分解:

$7^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1\times {\mathrm{38723}}^1$

素因数の和:39358

約数の個数: 16

約数和(自身を含む): 24044815872

約数和(自身を除く): 3176642665

約数列:

[1, 7, 167, 461, 1169, 3227, 38723, 76987, 271061, 538909, 6466741, 17851303, 45267187, 124959121, 2981167601, 20868173207]

約数ペア:

[(1, 20868173207), (7, 2981167601), (167, 124959121), (461, 45267187), (1169, 17851303), (3227, 6466741), (38723, 538909), (76987, 271061)]