385965164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{390653}}^1$

素因数の和:390689

約数の個数: 24

約数和(自身を含む): 765681840

約数和(自身を除く): 379716676

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 390653, 781306, 1562612, 5078489, 7422407, 10156978, 14844814, 20313956, 29689628, 96491291, 192982582, 385965164]

約数ペア:

[(1, 385965164), (2, 192982582), (4, 96491291), (13, 29689628), (19, 20313956), (26, 14844814), (38, 10156978), (52, 7422407), (76, 5078489), (247, 1562612), (494, 781306), (988, 390653)]