20011384510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4160371}}^1$

素因数の和:4160428

約数の個数: 32

約数和(自身を含む): 39839722272

約数和(自身を除く): 19828337762

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 4160371, 8320742, 20801855, 41603710, 54084823, 108169646, 153933727, 270424115, 307867454, 540848230, 769668635, 1539337270, 2001138451, 4002276902, 10005692255, 20011384510]

約数ペア:

[(1, 20011384510), (2, 10005692255), (5, 4002276902), (10, 2001138451), (13, 1539337270), (26, 769668635), (37, 540848230), (65, 307867454), (74, 270424115), (130, 153933727), (185, 108169646), (370, 54084823), (481, 41603710), (962, 20801855), (2405, 8320742), (4810, 4160371)]