20091479998

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1\times {\mathrm{218809}}^1$

素因数の和:220323

約数の個数: 16

約数和(自身を含む): 31130536320

約数和(自身を除く): 11039056322

約数列:

[1, 2, 31, 62, 1481, 2962, 45911, 91822, 218809, 437618, 6783079, 13566158, 324056129, 648112258, 10045739999, 20091479998]

約数ペア:

[(1, 20091479998), (2, 10045739999), (31, 648112258), (62, 324056129), (1481, 13566158), (2962, 6783079), (45911, 437618), (91822, 218809)]