20571661563

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{22721}}^1$

素因数の和:23215

約数の個数: 32

約数和(自身を含む): 29820716352

約数和(自身を除く): 9249054789

約数列:

[1, 3, 17, 41, 51, 123, 433, 697, 1299, 2091, 7361, 17753, 22083, 22721, 53259, 68163, 301801, 386257, 905403, 931561, 1158771, 2794683, 9838193, 15836537, 29514579, 47509611, 167249281, 403365913, 501747843, 1210097739, 6857220521, 20571661563]

約数ペア:

[(1, 20571661563), (3, 6857220521), (17, 1210097739), (41, 501747843), (51, 403365913), (123, 167249281), (433, 47509611), (697, 29514579), (1299, 15836537), (2091, 9838193), (7361, 2794683), (17753, 1158771), (22083, 931561), (22721, 905403), (53259, 386257), (68163, 301801)]