19669504

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{937}}^1$

素因数の和:996

約数の個数: 40

約数和(自身を含む): 40302108

約数和(自身を除く): 20632604

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 937, 1312, 1874, 2624, 3748, 5248, 7496, 10496, 14992, 20992, 29984, 38417, 59968, 76834, 119936, 153668, 239872, 307336, 479744, 614672, 1229344, 2458688, 4917376, 9834752, 19669504]

約数ペア:

[(1, 19669504), (2, 9834752), (4, 4917376), (8, 2458688), (16, 1229344), (32, 614672), (41, 479744), (64, 307336), (82, 239872), (128, 153668), (164, 119936), (256, 76834), (328, 59968), (512, 38417), (656, 29984), (937, 20992), (1312, 14992), (1874, 10496), (2624, 7496), (3748, 5248)]