20120080688

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{3167519}}^1$

素因数の和:3167924

約数の個数: 20

約数和(自身を含む): 39080861760

約数和(自身を除く): 18960781072

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 3167519, 6335038, 12670076, 25340152, 50680304, 1257505043, 2515010086, 5030020172, 10060040344, 20120080688]

約数ペア:

[(1, 20120080688), (2, 10060040344), (4, 5030020172), (8, 2515010086), (16, 1257505043), (397, 50680304), (794, 25340152), (1588, 12670076), (3176, 6335038), (6352, 3167519)]