2011259290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{18457}}^1$

素因数の和:19122

約数の個数: 32

約数和(自身を含む): 3839411664

約数和(自身を除く): 1828152374

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 641, 1282, 3205, 6410, 10897, 18457, 21794, 36914, 54485, 92285, 108970, 184570, 313769, 627538, 1568845, 3137690, 11830937, 23661874, 59154685, 118309370, 201125929, 402251858, 1005629645, 2011259290]

約数ペア:

[(1, 2011259290), (2, 1005629645), (5, 402251858), (10, 201125929), (17, 118309370), (34, 59154685), (85, 23661874), (170, 11830937), (641, 3137690), (1282, 1568845), (3205, 627538), (6410, 313769), (10897, 184570), (18457, 108970), (21794, 92285), (36914, 54485)]