17871954

素因数分解:

$2^1\times 3^1\times {\mathrm{149}}^1\times {\mathrm{19991}}^1$

素因数の和:20145

約数の個数: 16

約数和(自身を含む): 35985600

約数和(自身を除く): 18113646

約数列:

[1, 2, 3, 6, 149, 298, 447, 894, 19991, 39982, 59973, 119946, 2978659, 5957318, 8935977, 17871954]

約数ペア:

[(1, 17871954), (2, 8935977), (3, 5957318), (6, 2978659), (149, 119946), (298, 59973), (447, 39982), (894, 19991)]