489322496

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{18379}}^1$

素因数の和:18414

約数の個数: 48

約数和(自身を含む): 1053725400

約数和(自身を除く): 564402904

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 2048, 3328, 6656, 13312, 18379, 26624, 36758, 73516, 147032, 238927, 294064, 477854, 588128, 955708, 1176256, 1911416, 2352512, 3822832, 4705024, 7645664, 9410048, 15291328, 18820096, 30582656, 37640192, 61165312, 122330624, 244661248, 489322496]

約数ペア:

[(1, 489322496), (2, 244661248), (4, 122330624), (8, 61165312), (13, 37640192), (16, 30582656), (26, 18820096), (32, 15291328), (52, 9410048), (64, 7645664), (104, 4705024), (128, 3822832), (208, 2352512), (256, 1911416), (416, 1176256), (512, 955708), (832, 588128), (1024, 477854), (1664, 294064), (2048, 238927), (3328, 147032), (6656, 73516), (13312, 36758), (18379, 26624)]