2018701860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4806433}}^1$

素因数の和:4806452

約数の個数: 48

約数和(自身を含む): 6459847296

約数和(自身を除く): 4441145436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4806433, 9612866, 14419299, 19225732, 24032165, 28838598, 33645031, 48064330, 57677196, 67290062, 72096495, 96128660, 100935093, 134580124, 144192990, 168225155, 201870186, 288385980, 336450310, 403740372, 504675465, 672900620, 1009350930, 2018701860]

約数ペア:

[(1, 2018701860), (2, 1009350930), (3, 672900620), (4, 504675465), (5, 403740372), (6, 336450310), (7, 288385980), (10, 201870186), (12, 168225155), (14, 144192990), (15, 134580124), (20, 100935093), (21, 96128660), (28, 72096495), (30, 67290062), (35, 57677196), (42, 48064330), (60, 33645031), (70, 28838598), (84, 24032165), (105, 19225732), (140, 14419299), (210, 9612866), (420, 4806433)]