31378196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4639}}^1$

素因数の和:4751

約数の個数: 24

約数和(自身を含む): 58464000

約数和(自身を除く): 27085804

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 4639, 6764, 9278, 18556, 88141, 176282, 352564, 412871, 825742, 1651484, 7844549, 15689098, 31378196]

約数ペア:

[(1, 31378196), (2, 15689098), (4, 7844549), (19, 1651484), (38, 825742), (76, 412871), (89, 352564), (178, 176282), (356, 88141), (1691, 18556), (3382, 9278), (4639, 6764)]