640713022

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{6553}}^1$

素因数の和:6688

約数の個数: 32

約数和(自身を含む): 1057029120

約数和(自身を除く): 416316098

約数列:

[1, 2, 19, 31, 38, 62, 83, 166, 589, 1178, 1577, 2573, 3154, 5146, 6553, 13106, 48887, 97774, 124507, 203143, 249014, 406286, 543899, 1087798, 3859717, 7719434, 10334081, 16860869, 20668162, 33721738, 320356511, 640713022]

約数ペア:

[(1, 640713022), (2, 320356511), (19, 33721738), (31, 20668162), (38, 16860869), (62, 10334081), (83, 7719434), (166, 3859717), (589, 1087798), (1178, 543899), (1577, 406286), (2573, 249014), (3154, 203143), (5146, 124507), (6553, 97774), (13106, 48887)]