20194160769

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 29779573824

約数和(自身を除く): 9585413055

約数列:

[1, 3, 9, 131, 173, 181, 393, 519, 543, 547, 1179, 1557, 1629, 1641, 4923, 22663, 23711, 31313, 67989, 71133, 71657, 93939, 94631, 99007, 203967, 213399, 214971, 281817, 283893, 297021, 644913, 851679, 891063, 4102003, 12306009, 12396661, 12969917, 17128211, 36918027, 37189983, 38909751, 51384633, 111569949, 116729253, 154153899, 2243795641, 6731386923, 20194160769]

約数ペア:

[(1, 20194160769), (3, 6731386923), (9, 2243795641), (131, 154153899), (173, 116729253), (181, 111569949), (393, 51384633), (519, 38909751), (543, 37189983), (547, 36918027), (1179, 17128211), (1557, 12969917), (1629, 12396661), (1641, 12306009), (4923, 4102003), (22663, 891063), (23711, 851679), (31313, 644913), (67989, 297021), (71133, 283893), (71657, 281817), (93939, 214971), (94631, 213399), (99007, 203967)]