20884278312

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{557}}^1\times {\mathrm{17957}}^1$

素因数の和:18555

約数の個数: 96

約数和(自身を含む): 58620299400

約数和(自身を除く): 37736021088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 557, 696, 1044, 1114, 1671, 2088, 2228, 3342, 4456, 5013, 6684, 10026, 13368, 16153, 17957, 20052, 32306, 35914, 40104, 48459, 53871, 64612, 71828, 96918, 107742, 129224, 143656, 145377, 161613, 193836, 215484, 290754, 323226, 387672, 430968, 520753, 581508, 646452, 1041506, 1163016, 1292904, 1562259, 2083012, 3124518, 4166024, 4686777, 6249036, 9373554, 10002049, 12498072, 18747108, 20004098, 30006147, 37494216, 40008196, 60012294, 80016392, 90018441, 120024588, 180036882, 240049176, 290059421, 360073764, 580118842, 720147528, 870178263, 1160237684, 1740356526, 2320475368, 2610534789, 3480713052, 5221069578, 6961426104, 10442139156, 20884278312]

約数ペア:

[(1, 20884278312), (2, 10442139156), (3, 6961426104), (4, 5221069578), (6, 3480713052), (8, 2610534789), (9, 2320475368), (12, 1740356526), (18, 1160237684), (24, 870178263), (29, 720147528), (36, 580118842), (58, 360073764), (72, 290059421), (87, 240049176), (116, 180036882), (174, 120024588), (232, 90018441), (261, 80016392), (348, 60012294), (522, 40008196), (557, 37494216), (696, 30006147), (1044, 20004098), (1114, 18747108), (1671, 12498072), (2088, 10002049), (2228, 9373554), (3342, 6249036), (4456, 4686777), (5013, 4166024), (6684, 3124518), (10026, 2083012), (13368, 1562259), (16153, 1292904), (17957, 1163016), (20052, 1041506), (32306, 646452), (35914, 581508), (40104, 520753), (48459, 430968), (53871, 387672), (64612, 323226), (71828, 290754), (96918, 215484), (107742, 193836), (129224, 161613), (143656, 145377)]