20177818458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{683}}^1\times {\mathrm{1039}}^1$

素因数の和:2411

約数の個数: 64

約数和(自身を含む): 46300999680

約数和(自身を除く): 26123181222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 677, 683, 1039, 1354, 1366, 2031, 2049, 2078, 3117, 4062, 4098, 4739, 4781, 6234, 7273, 9478, 9562, 14217, 14343, 14546, 21819, 28434, 28686, 43638, 462391, 703403, 709637, 924782, 1387173, 1406806, 1419274, 2110209, 2128911, 2774346, 3236737, 4220418, 4257822, 4923821, 4967459, 6473474, 9710211, 9847642, 9934918, 14771463, 14902377, 19420422, 29542926, 29804754, 480424249, 960848498, 1441272747, 2882545494, 3362969743, 6725939486, 10088909229, 20177818458]

約数ペア:

[(1, 20177818458), (2, 10088909229), (3, 6725939486), (6, 3362969743), (7, 2882545494), (14, 1441272747), (21, 960848498), (42, 480424249), (677, 29804754), (683, 29542926), (1039, 19420422), (1354, 14902377), (1366, 14771463), (2031, 9934918), (2049, 9847642), (2078, 9710211), (3117, 6473474), (4062, 4967459), (4098, 4923821), (4739, 4257822), (4781, 4220418), (6234, 3236737), (7273, 2774346), (9478, 2128911), (9562, 2110209), (14217, 1419274), (14343, 1406806), (14546, 1387173), (21819, 924782), (28434, 709637), (28686, 703403), (43638, 462391)]