20163704636

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1\times {\mathrm{619}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 36045713760

約数和(自身を除く): 15882009124

約数列:

[1, 2, 4, 73, 146, 281, 292, 397, 562, 619, 794, 1124, 1238, 1588, 2476, 20513, 28981, 41026, 45187, 57962, 82052, 90374, 111557, 115924, 173939, 180748, 223114, 245743, 347878, 446228, 491486, 695756, 982972, 8143661, 12697547, 16287322, 17939239, 25395094, 32574644, 35878478, 50790188, 69053783, 71756956, 138107566, 276215132, 5040926159, 10081852318, 20163704636]

約数ペア:

[(1, 20163704636), (2, 10081852318), (4, 5040926159), (73, 276215132), (146, 138107566), (281, 71756956), (292, 69053783), (397, 50790188), (562, 35878478), (619, 32574644), (794, 25395094), (1124, 17939239), (1238, 16287322), (1588, 12697547), (2476, 8143661), (20513, 982972), (28981, 695756), (41026, 491486), (45187, 446228), (57962, 347878), (82052, 245743), (90374, 223114), (111557, 180748), (115924, 173939)]