20185549664

素因数分解:

$2^5\times 7^1\times {\mathrm{163}}^1\times {\mathrm{552847}}^1$

素因数の和:553027

約数の個数: 48

約数和(自身を含む): 45696204288

約数和(自身を除く): 25510654624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 163, 224, 326, 652, 1141, 1304, 2282, 2608, 4564, 5216, 9128, 18256, 36512, 552847, 1105694, 2211388, 3869929, 4422776, 7739858, 8845552, 15479716, 17691104, 30959432, 61918864, 90114061, 123837728, 180228122, 360456244, 630798427, 720912488, 1261596854, 1441824976, 2523193708, 2883649952, 5046387416, 10092774832, 20185549664]

約数ペア:

[(1, 20185549664), (2, 10092774832), (4, 5046387416), (7, 2883649952), (8, 2523193708), (14, 1441824976), (16, 1261596854), (28, 720912488), (32, 630798427), (56, 360456244), (112, 180228122), (163, 123837728), (224, 90114061), (326, 61918864), (652, 30959432), (1141, 17691104), (1304, 15479716), (2282, 8845552), (2608, 7739858), (4564, 4422776), (5216, 3869929), (9128, 2211388), (18256, 1105694), (36512, 552847)]