138409984

素因数分解:

$2^{11}\times {\mathrm{19}}^1\times {\mathrm{3557}}^1$

素因数の和:3598

約数の個数: 48

約数和(自身を含む): 291400200

約数和(自身を除く): 152990216

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 2048, 2432, 3557, 4864, 7114, 9728, 14228, 19456, 28456, 38912, 56912, 67583, 113824, 135166, 227648, 270332, 455296, 540664, 910592, 1081328, 1821184, 2162656, 3642368, 4325312, 7284736, 8650624, 17301248, 34602496, 69204992, 138409984]

約数ペア:

[(1, 138409984), (2, 69204992), (4, 34602496), (8, 17301248), (16, 8650624), (19, 7284736), (32, 4325312), (38, 3642368), (64, 2162656), (76, 1821184), (128, 1081328), (152, 910592), (256, 540664), (304, 455296), (512, 270332), (608, 227648), (1024, 135166), (1216, 113824), (2048, 67583), (2432, 56912), (3557, 38912), (4864, 28456), (7114, 19456), (9728, 14228)]