2016979181

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{3347}}^1$

素因数の和:3593

約数の個数: 32

約数和(自身を含む): 2545551360

約数和(自身を除く): 528572179

約数列:

[1, 7, 19, 23, 133, 161, 197, 437, 1379, 3059, 3347, 3743, 4531, 23429, 26201, 31717, 63593, 76981, 86089, 445151, 538867, 602623, 659359, 1462639, 4615513, 10238473, 12527821, 15165257, 87694747, 106156799, 288139883, 2016979181]

約数ペア:

[(1, 2016979181), (7, 288139883), (19, 106156799), (23, 87694747), (133, 15165257), (161, 12527821), (197, 10238473), (437, 4615513), (1379, 1462639), (3059, 659359), (3347, 602623), (3743, 538867), (4531, 445151), (23429, 86089), (26201, 76981), (31717, 63593)]