20512474512

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6378257}}^1$

素因数の和:6378335

約数の個数: 40

約数和(自身を含む): 53781471456

約数和(自身を除く): 33268996944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6378257, 12756514, 19134771, 25513028, 38269542, 51026056, 76539084, 102052112, 153078168, 306156336, 427343219, 854686438, 1282029657, 1709372876, 2564059314, 3418745752, 5128118628, 6837491504, 10256237256, 20512474512]

約数ペア:

[(1, 20512474512), (2, 10256237256), (3, 6837491504), (4, 5128118628), (6, 3418745752), (8, 2564059314), (12, 1709372876), (16, 1282029657), (24, 854686438), (48, 427343219), (67, 306156336), (134, 153078168), (201, 102052112), (268, 76539084), (402, 51026056), (536, 38269542), (804, 25513028), (1072, 19134771), (1608, 12756514), (3216, 6378257)]