20179963644

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1\times {\mathrm{19841}}^1$

素因数の和:20626

約数の個数: 48

約数和(自身を含む): 47521748736

約数和(自身を除く): 27341785092

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 647, 786, 1294, 1572, 1941, 2588, 3882, 7764, 19841, 39682, 59523, 79364, 84757, 119046, 169514, 238092, 254271, 339028, 508542, 1017084, 2599171, 5198342, 7797513, 10396684, 12837127, 15595026, 25674254, 31190052, 38511381, 51348508, 77022762, 154045524, 1681663637, 3363327274, 5044990911, 6726654548, 10089981822, 20179963644]

約数ペア:

[(1, 20179963644), (2, 10089981822), (3, 6726654548), (4, 5044990911), (6, 3363327274), (12, 1681663637), (131, 154045524), (262, 77022762), (393, 51348508), (524, 38511381), (647, 31190052), (786, 25674254), (1294, 15595026), (1572, 12837127), (1941, 10396684), (2588, 7797513), (3882, 5198342), (7764, 2599171), (19841, 1017084), (39682, 508542), (59523, 339028), (79364, 254271), (84757, 238092), (119046, 169514)]