20977588504

素因数分解:

$2^3\times {\mathrm{659}}^1\times {\mathrm{1609}}^1\times {\mathrm{2473}}^1$

素因数の和:4747

約数の個数: 32

約数和(自身を含む): 39433086000

約数和(自身を除く): 18455497496

約数列:

[1, 2, 4, 8, 659, 1318, 1609, 2473, 2636, 3218, 4946, 5272, 6436, 9892, 12872, 19784, 1060331, 1629707, 2120662, 3259414, 3979057, 4241324, 6518828, 7958114, 8482648, 13037656, 15916228, 31832456, 2622198563, 5244397126, 10488794252, 20977588504]

約数ペア:

[(1, 20977588504), (2, 10488794252), (4, 5244397126), (8, 2622198563), (659, 31832456), (1318, 15916228), (1609, 13037656), (2473, 8482648), (2636, 7958114), (3218, 6518828), (4946, 4241324), (5272, 3979057), (6436, 3259414), (9892, 2120662), (12872, 1629707), (19784, 1060331)]