22011988

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{433}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 39372480

約数和(自身を除く): 17360492

約数列:

[1, 2, 4, 71, 142, 179, 284, 358, 433, 716, 866, 1732, 12709, 25418, 30743, 50836, 61486, 77507, 122972, 155014, 310028, 5502997, 11005994, 22011988]

約数ペア:

[(1, 22011988), (2, 11005994), (4, 5502997), (71, 310028), (142, 155014), (179, 122972), (284, 77507), (358, 61486), (433, 50836), (716, 30743), (866, 25418), (1732, 12709)]