2000706472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{165293}}^1$

素因数の和:165405

約数の個数: 32

約数和(自身を含む): 4016644200

約数和(自身を除く): 2015937728

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 3026, 6052, 12104, 165293, 330586, 661172, 1322344, 2809981, 5619962, 11239924, 14711077, 22479848, 29422154, 58844308, 117688616, 250088309, 500176618, 1000353236, 2000706472]

約数ペア:

[(1, 2000706472), (2, 1000353236), (4, 500176618), (8, 250088309), (17, 117688616), (34, 58844308), (68, 29422154), (89, 22479848), (136, 14711077), (178, 11239924), (356, 5619962), (712, 2809981), (1513, 1322344), (3026, 661172), (6052, 330586), (12104, 165293)]