20185945505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1\times {\mathrm{5857}}^1$

素因数の和:6377

約数の個数: 32

約数和(自身を含む): 26642746368

約数和(自身を除く): 6456800863

約数列:

[1, 5, 11, 55, 223, 281, 1115, 1405, 2453, 3091, 5857, 12265, 15455, 29285, 62663, 64427, 313315, 322135, 689293, 1306111, 1645817, 3446465, 6530555, 8229085, 14367221, 18103987, 71836105, 90519935, 367017191, 1835085955, 4037189101, 20185945505]

約数ペア:

[(1, 20185945505), (5, 4037189101), (11, 1835085955), (55, 367017191), (223, 90519935), (281, 71836105), (1115, 18103987), (1405, 14367221), (2453, 8229085), (3091, 6530555), (5857, 3446465), (12265, 1645817), (15455, 1306111), (29285, 689293), (62663, 322135), (64427, 313315)]