212933456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{1231}}^1$

素因数の和:1827

約数の個数: 40

約数和(自身を含む): 435388800

約数和(自身を除く): 222455344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 569, 1138, 1231, 2276, 2462, 4552, 4924, 9104, 9848, 10811, 19696, 21622, 23389, 43244, 46778, 86488, 93556, 172976, 187112, 374224, 700439, 1400878, 2801756, 5603512, 11207024, 13308341, 26616682, 53233364, 106466728, 212933456]

約数ペア:

[(1, 212933456), (2, 106466728), (4, 53233364), (8, 26616682), (16, 13308341), (19, 11207024), (38, 5603512), (76, 2801756), (152, 1400878), (304, 700439), (569, 374224), (1138, 187112), (1231, 172976), (2276, 93556), (2462, 86488), (4552, 46778), (4924, 43244), (9104, 23389), (9848, 21622), (10811, 19696)]