20216647535

素因数分解:

$5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1\times {\mathrm{9749}}^1$

素因数の和:10271

約数の個数: 32

約数和(自身を含む): 27967680000

約数和(自身を除く): 7751032465

約数列:

[1, 5, 7, 35, 179, 331, 895, 1253, 1655, 2317, 6265, 9749, 11585, 48745, 59249, 68243, 296245, 341215, 414743, 1745071, 2073715, 3226919, 8725355, 12215497, 16134595, 22588433, 61077485, 112942165, 577618501, 2888092505, 4043329507, 20216647535]

約数ペア:

[(1, 20216647535), (5, 4043329507), (7, 2888092505), (35, 577618501), (179, 112942165), (331, 61077485), (895, 22588433), (1253, 16134595), (1655, 12215497), (2317, 8725355), (6265, 3226919), (9749, 2073715), (11585, 1745071), (48745, 414743), (59249, 341215), (68243, 296245)]