20187677961

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{9883}}^1$

素因数の和:10386

約数の個数: 48

約数和(自身を含む): 32565012480

約数和(自身を除く): 12377334519

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 439, 517, 1317, 1551, 3951, 4653, 4829, 9883, 14487, 20633, 29649, 43461, 61899, 88947, 108713, 185697, 226963, 326139, 464501, 680889, 978417, 1393503, 2042667, 4180509, 4338637, 5109511, 13015911, 15328533, 39047733, 45985599, 47725007, 143175021, 203915939, 429525063, 611747817, 1835243451, 2243075329, 6729225987, 20187677961]

約数ペア:

[(1, 20187677961), (3, 6729225987), (9, 2243075329), (11, 1835243451), (33, 611747817), (47, 429525063), (99, 203915939), (141, 143175021), (423, 47725007), (439, 45985599), (517, 39047733), (1317, 15328533), (1551, 13015911), (3951, 5109511), (4653, 4338637), (4829, 4180509), (9883, 2042667), (14487, 1393503), (20633, 978417), (29649, 680889), (43461, 464501), (61899, 326139), (88947, 226963), (108713, 185697)]