19982128

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{6977}}^1$

素因数の和:7164

約数の個数: 20

約数和(自身を含む): 38937240

約数和(自身を除く): 18955112

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 6977, 13954, 27908, 55816, 111632, 1248883, 2497766, 4995532, 9991064, 19982128]

約数ペア:

[(1, 19982128), (2, 9991064), (4, 4995532), (8, 2497766), (16, 1248883), (179, 111632), (358, 55816), (716, 27908), (1432, 13954), (2864, 6977)]