9909584

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{19979}}^1$

素因数の和:20018

約数の個数: 20

約数和(自身を含む): 19820160

約数和(自身を除く): 9910576

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 19979, 39958, 79916, 159832, 319664, 619349, 1238698, 2477396, 4954792, 9909584]

約数ペア:

[(1, 9909584), (2, 4954792), (4, 2477396), (8, 1238698), (16, 619349), (31, 319664), (62, 159832), (124, 79916), (248, 39958), (496, 19979)]