19686493799

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7192727}}^1$

素因数の和:7192774

約数の個数: 16

約数和(自身を含む): 24858067968

約数和(自身を除く): 5171574169

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 7192727, 50349089, 122276359, 165432721, 855934513, 1158029047, 2812356257, 19686493799]

約数ペア:

[(1, 19686493799), (7, 2812356257), (17, 1158029047), (23, 855934513), (119, 165432721), (161, 122276359), (391, 50349089), (2737, 7192727)]