20883902158

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64856839}}^1$

素因数の和:64856871

約数の個数: 16

約数和(自身を含む): 37357539840

約数和(自身を除く): 16473637682

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64856839, 129713678, 453997873, 907995746, 1491707297, 2983414594, 10441951079, 20883902158]

約数ペア:

[(1, 20883902158), (2, 10441951079), (7, 2983414594), (14, 1491707297), (23, 907995746), (46, 453997873), (161, 129713678), (322, 64856839)]