1640371908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19528237}}^1$

素因数の和:19528251

約数の個数: 24

約数和(自身を含む): 4374325312

約数和(自身を除く): 2733953404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 19528237, 39056474, 58584711, 78112948, 117169422, 136697659, 234338844, 273395318, 410092977, 546790636, 820185954, 1640371908]

約数ペア:

[(1, 1640371908), (2, 820185954), (3, 546790636), (4, 410092977), (6, 273395318), (7, 234338844), (12, 136697659), (14, 117169422), (21, 78112948), (28, 58584711), (42, 39056474), (84, 19528237)]