128681984

素因数分解:

$2^{11}\times {\mathrm{19}}^1\times {\mathrm{3307}}^1$

素因数の和:3348

約数の個数: 48

約数和(自身を含む): 270925200

約数和(自身を除く): 142243216

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 2048, 2432, 3307, 4864, 6614, 9728, 13228, 19456, 26456, 38912, 52912, 62833, 105824, 125666, 211648, 251332, 423296, 502664, 846592, 1005328, 1693184, 2010656, 3386368, 4021312, 6772736, 8042624, 16085248, 32170496, 64340992, 128681984]

約数ペア:

[(1, 128681984), (2, 64340992), (4, 32170496), (8, 16085248), (16, 8042624), (19, 6772736), (32, 4021312), (38, 3386368), (64, 2010656), (76, 1693184), (128, 1005328), (152, 846592), (256, 502664), (304, 423296), (512, 251332), (608, 211648), (1024, 125666), (1216, 105824), (2048, 62833), (2432, 52912), (3307, 38912), (4864, 26456), (6614, 19456), (9728, 13228)]