20165722672

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{311}}^1\times {\mathrm{29581}}^1$

素因数の和:30037

約数の個数: 40

約数和(自身を含む): 39484160352

約数和(自身を除く): 19318437680

約数列:

[1, 2, 4, 8, 16, 137, 274, 311, 548, 622, 1096, 1244, 2192, 2488, 4976, 29581, 42607, 59162, 85214, 118324, 170428, 236648, 340856, 473296, 681712, 4052597, 8105194, 9199691, 16210388, 18399382, 32420776, 36798764, 64841552, 73597528, 147195056, 1260357667, 2520715334, 5041430668, 10082861336, 20165722672]

約数ペア:

[(1, 20165722672), (2, 10082861336), (4, 5041430668), (8, 2520715334), (16, 1260357667), (137, 147195056), (274, 73597528), (311, 64841552), (548, 36798764), (622, 32420776), (1096, 18399382), (1244, 16210388), (2192, 9199691), (2488, 8105194), (4976, 4052597), (29581, 681712), (42607, 473296), (59162, 340856), (85214, 236648), (118324, 170428)]