31901392

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:583

約数の個数: 40

約数和(自身を含む): 64449000

約数和(自身を除く): 32547608

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 197, 232, 349, 394, 464, 698, 788, 1396, 1576, 2792, 3152, 5584, 5713, 10121, 11426, 20242, 22852, 40484, 45704, 68753, 80968, 91408, 137506, 161936, 275012, 550024, 1100048, 1993837, 3987674, 7975348, 15950696, 31901392]

約数ペア:

[(1, 31901392), (2, 15950696), (4, 7975348), (8, 3987674), (16, 1993837), (29, 1100048), (58, 550024), (116, 275012), (197, 161936), (232, 137506), (349, 91408), (394, 80968), (464, 68753), (698, 45704), (788, 40484), (1396, 22852), (1576, 20242), (2792, 11426), (3152, 10121), (5584, 5713)]