2178949108

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1\times {\mathrm{4649}}^1$

素因数の和:5560

約数の個数: 48

約数和(自身を含む): 4593456000

約数和(自身を除く): 2414506892

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 881, 1762, 3524, 4649, 6167, 9298, 12334, 16739, 18596, 24668, 32543, 33478, 65086, 66956, 88331, 117173, 130172, 176662, 234346, 353324, 468692, 618317, 1236634, 2473268, 4095769, 8191538, 16383076, 28670383, 57340766, 77819611, 114681532, 155639222, 311278444, 544737277, 1089474554, 2178949108]

約数ペア:

[(1, 2178949108), (2, 1089474554), (4, 544737277), (7, 311278444), (14, 155639222), (19, 114681532), (28, 77819611), (38, 57340766), (76, 28670383), (133, 16383076), (266, 8191538), (532, 4095769), (881, 2473268), (1762, 1236634), (3524, 618317), (4649, 468692), (6167, 353324), (9298, 234346), (12334, 176662), (16739, 130172), (18596, 117173), (24668, 88331), (32543, 66956), (33478, 65086)]