20551542

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2377}}^1$

素因数の和:2524

約数の個数: 32

約数和(自身を含む): 45201024

約数和(自身を除く): 24649482

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 131, 262, 393, 786, 1441, 2377, 2882, 4323, 4754, 7131, 8646, 14262, 26147, 52294, 78441, 156882, 311387, 622774, 934161, 1868322, 3425257, 6850514, 10275771, 20551542]

約数ペア:

[(1, 20551542), (2, 10275771), (3, 6850514), (6, 3425257), (11, 1868322), (22, 934161), (33, 622774), (66, 311387), (131, 156882), (262, 78441), (393, 52294), (786, 26147), (1441, 14262), (2377, 8646), (2882, 7131), (4323, 4754)]