18921364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2671}}^1$

素因数の和:2716

約数の個数: 48

約数和(自身を含む): 43094016

約数和(自身を除く): 24172652

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 2671, 3542, 5342, 7084, 10684, 18697, 29381, 37394, 58762, 61433, 74788, 117524, 122866, 205667, 245732, 411334, 430031, 675763, 822668, 860062, 1351526, 1720124, 2703052, 4730341, 9460682, 18921364]

約数ペア:

[(1, 18921364), (2, 9460682), (4, 4730341), (7, 2703052), (11, 1720124), (14, 1351526), (22, 860062), (23, 822668), (28, 675763), (44, 430031), (46, 411334), (77, 245732), (92, 205667), (154, 122866), (161, 117524), (253, 74788), (308, 61433), (322, 58762), (506, 37394), (644, 29381), (1012, 18697), (1771, 10684), (2671, 7084), (3542, 5342)]