20502915938

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1\times {\mathrm{2473}}^1$

素因数の和:3602

約数の個数: 32

約数和(自身を含む): 31806535680

約数和(自身を除く): 11303619742

約数列:

[1, 2, 47, 89, 94, 178, 991, 1982, 2473, 4183, 4946, 8366, 46577, 88199, 93154, 116231, 176398, 220097, 232462, 440194, 2450743, 4145353, 4901486, 8290706, 10344559, 20689118, 115184921, 218116127, 230369842, 436232254, 10251457969, 20502915938]

約数ペア:

[(1, 20502915938), (2, 10251457969), (47, 436232254), (89, 230369842), (94, 218116127), (178, 115184921), (991, 20689118), (1982, 10344559), (2473, 8290706), (4183, 4901486), (4946, 4145353), (8366, 2450743), (46577, 440194), (88199, 232462), (93154, 220097), (116231, 176398)]