20809399004

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{7349}}^1\times {\mathrm{4751}}^1$

素因数の和:12253

約数の個数: 24

約数和(自身を含む): 36673560000

約数和(自身を除く): 15864160996

約数列:

[1, 2, 4, 149, 298, 596, 4751, 7349, 9502, 14698, 19004, 29396, 707899, 1095001, 1415798, 2190002, 2831596, 4380004, 34915099, 69830198, 139660396, 5202349751, 10404699502, 20809399004]

約数ペア:

[(1, 20809399004), (2, 10404699502), (4, 5202349751), (149, 139660396), (298, 69830198), (596, 34915099), (4751, 4380004), (7349, 2831596), (9502, 2190002), (14698, 1415798), (19004, 1095001), (29396, 707899)]