20031635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 7063405

約数列:

[1, 5, 13, 47, 65, 79, 83, 235, 395, 415, 611, 1027, 1079, 3055, 3713, 3901, 5135, 5395, 6557, 18565, 19505, 32785, 48269, 50713, 85241, 241345, 253565, 308179, 426205, 1540895, 4006327, 20031635]

約数ペア:

[(1, 20031635), (5, 4006327), (13, 1540895), (47, 426205), (65, 308179), (79, 253565), (83, 241345), (235, 85241), (395, 50713), (415, 48269), (611, 32785), (1027, 19505), (1079, 18565), (3055, 6557), (3713, 5395), (3901, 5135)]