19992791106

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{353}}^1\times {\mathrm{24019}}^1$

素因数の和:24511

約数の個数: 48

約数和(自身を含む): 43773855840

約数和(自身を除く): 23781064734

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 353, 393, 706, 786, 1059, 1179, 2118, 2358, 3177, 6354, 24019, 46243, 48038, 72057, 92486, 138729, 144114, 216171, 277458, 416187, 432342, 832374, 3146489, 6292978, 8478707, 9439467, 16957414, 18878934, 25436121, 28318401, 50872242, 56636802, 76308363, 152616726, 1110710617, 2221421234, 3332131851, 6664263702, 9996395553, 19992791106]

約数ペア:

[(1, 19992791106), (2, 9996395553), (3, 6664263702), (6, 3332131851), (9, 2221421234), (18, 1110710617), (131, 152616726), (262, 76308363), (353, 56636802), (393, 50872242), (706, 28318401), (786, 25436121), (1059, 18878934), (1179, 16957414), (2118, 9439467), (2358, 8478707), (3177, 6292978), (6354, 3146489), (24019, 832374), (46243, 432342), (48038, 416187), (72057, 277458), (92486, 216171), (138729, 144114)]