4378816

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:321

約数の個数: 56

約数和(自身を含む): 9885680

約数和(自身を除く): 5506864

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 277, 304, 416, 494, 554, 608, 832, 988, 1108, 1216, 1976, 2216, 3601, 3952, 4432, 5263, 7202, 7904, 8864, 10526, 14404, 15808, 17728, 21052, 28808, 42104, 57616, 68419, 84208, 115232, 136838, 168416, 230464, 273676, 336832, 547352, 1094704, 2189408, 4378816]

約数ペア:

[(1, 4378816), (2, 2189408), (4, 1094704), (8, 547352), (13, 336832), (16, 273676), (19, 230464), (26, 168416), (32, 136838), (38, 115232), (52, 84208), (64, 68419), (76, 57616), (104, 42104), (152, 28808), (208, 21052), (247, 17728), (277, 15808), (304, 14404), (416, 10526), (494, 8864), (554, 7904), (608, 7202), (832, 5263), (988, 4432), (1108, 3952), (1216, 3601), (1976, 2216)]