39868912

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{347}}^1$

素因数の和:565

約数の個数: 40

約数和(自身を含む): 79744896

約数和(自身を除く): 39875984

約数列:

[1, 2, 4, 8, 16, 43, 86, 167, 172, 334, 344, 347, 668, 688, 694, 1336, 1388, 2672, 2776, 5552, 7181, 14362, 14921, 28724, 29842, 57448, 57949, 59684, 114896, 115898, 119368, 231796, 238736, 463592, 927184, 2491807, 4983614, 9967228, 19934456, 39868912]

約数ペア:

[(1, 39868912), (2, 19934456), (4, 9967228), (8, 4983614), (16, 2491807), (43, 927184), (86, 463592), (167, 238736), (172, 231796), (334, 119368), (344, 115898), (347, 114896), (668, 59684), (688, 57949), (694, 57448), (1336, 29842), (1388, 28724), (2672, 14921), (2776, 14362), (5552, 7181)]