19753194

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 40590720

約数和(自身を除く): 20837526

約数列:

[1, 2, 3, 6, 71, 89, 142, 178, 213, 267, 426, 521, 534, 1042, 1563, 3126, 6319, 12638, 18957, 36991, 37914, 46369, 73982, 92738, 110973, 139107, 221946, 278214, 3292199, 6584398, 9876597, 19753194]

約数ペア:

[(1, 19753194), (2, 9876597), (3, 6584398), (6, 3292199), (71, 278214), (89, 221946), (142, 139107), (178, 110973), (213, 92738), (267, 73982), (426, 46369), (521, 37914), (534, 36991), (1042, 18957), (1563, 12638), (3126, 6319)]