20173967991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{8669}}^1$

素因数の和:9164

約数の個数: 48

約数和(自身を含む): 31739136000

約数和(自身を除く): 11565168009

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 439, 589, 1317, 1767, 3951, 5301, 8341, 8669, 13609, 25023, 26007, 40827, 75069, 78021, 122481, 164711, 258571, 268739, 494133, 775713, 806217, 1482399, 2327139, 2418651, 3805691, 5106041, 11417073, 15318123, 34251219, 45954369, 72308129, 117976421, 216924387, 353929263, 650773161, 1061787789, 2241551999, 6724655997, 20173967991]

約数ペア:

[(1, 20173967991), (3, 6724655997), (9, 2241551999), (19, 1061787789), (31, 650773161), (57, 353929263), (93, 216924387), (171, 117976421), (279, 72308129), (439, 45954369), (589, 34251219), (1317, 15318123), (1767, 11417073), (3951, 5106041), (5301, 3805691), (8341, 2418651), (8669, 2327139), (13609, 1482399), (25023, 806217), (26007, 775713), (40827, 494133), (75069, 268739), (78021, 258571), (122481, 164711)]