20881013062

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1\times {\mathrm{3539}}^1$

素因数の和:5485

約数の個数: 64

約数和(自身を含む): 40850127360

約数和(自身を除く): 19969114298

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 1907, 3094, 3539, 3814, 7078, 13349, 24773, 24791, 26698, 32419, 46007, 49546, 49582, 60163, 64838, 92014, 120326, 173537, 226933, 322049, 347074, 421141, 421447, 453866, 644098, 782119, 842282, 842894, 1564238, 2950129, 5474833, 5900258, 6748873, 10949666, 13497746, 47242111, 87735349, 94484222, 114730841, 175470698, 229461682, 614147443, 803115887, 1228294886, 1491500933, 1606231774, 2983001866, 10440506531, 20881013062]

約数ペア:

[(1, 20881013062), (2, 10440506531), (7, 2983001866), (13, 1606231774), (14, 1491500933), (17, 1228294886), (26, 803115887), (34, 614147443), (91, 229461682), (119, 175470698), (182, 114730841), (221, 94484222), (238, 87735349), (442, 47242111), (1547, 13497746), (1907, 10949666), (3094, 6748873), (3539, 5900258), (3814, 5474833), (7078, 2950129), (13349, 1564238), (24773, 842894), (24791, 842282), (26698, 782119), (32419, 644098), (46007, 453866), (49546, 421447), (49582, 421141), (60163, 347074), (64838, 322049), (92014, 226933), (120326, 173537)]