200390968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{20753}}^1$

素因数の和:20847

約数の個数: 32

約数和(自身を含む): 403457760

約数和(自身を除く): 203066792

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 9656, 20753, 41506, 83012, 166024, 352801, 705602, 1411204, 1473463, 2822408, 2946926, 5893852, 11787704, 25048871, 50097742, 100195484, 200390968]

約数ペア:

[(1, 200390968), (2, 100195484), (4, 50097742), (8, 25048871), (17, 11787704), (34, 5893852), (68, 2946926), (71, 2822408), (136, 1473463), (142, 1411204), (284, 705602), (568, 352801), (1207, 166024), (2414, 83012), (4828, 41506), (9656, 20753)]