19565575856

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{605071}}^1$

素因数の和:605169

約数の個数: 40

約数和(自身を含む): 39615273984

約数和(自身を除く): 20049698128

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 2021, 4042, 8084, 16168, 32336, 605071, 1210142, 2420284, 4840568, 9681136, 26018053, 28438337, 52036106, 56876674, 104072212, 113753348, 208144424, 227506696, 416288848, 455013392, 1222848491, 2445696982, 4891393964, 9782787928, 19565575856]

約数ペア:

[(1, 19565575856), (2, 9782787928), (4, 4891393964), (8, 2445696982), (16, 1222848491), (43, 455013392), (47, 416288848), (86, 227506696), (94, 208144424), (172, 113753348), (188, 104072212), (344, 56876674), (376, 52036106), (688, 28438337), (752, 26018053), (2021, 9681136), (4042, 4840568), (8084, 2420284), (16168, 1210142), (32336, 605071)]