20199863152

素因数分解:

$2^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{576217}}^1$

素因数の和:576545

約数の個数: 40

約数和(自身を含む): 44871248096

約数和(自身を除く): 24671384944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 313, 626, 1252, 2191, 2504, 4382, 5008, 8764, 17528, 35056, 576217, 1152434, 2304868, 4033519, 4609736, 8067038, 9219472, 16134076, 32268152, 64536304, 180355921, 360711842, 721423684, 1262491447, 1442847368, 2524982894, 2885694736, 5049965788, 10099931576, 20199863152]

約数ペア:

[(1, 20199863152), (2, 10099931576), (4, 5049965788), (7, 2885694736), (8, 2524982894), (14, 1442847368), (16, 1262491447), (28, 721423684), (56, 360711842), (112, 180355921), (313, 64536304), (626, 32268152), (1252, 16134076), (2191, 9219472), (2504, 8067038), (4382, 4609736), (5008, 4033519), (8764, 2304868), (17528, 1152434), (35056, 576217)]