20182385545

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{887}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 29123444736

約数和(自身を除く): 8941059191

約数列:

[1, 5, 7, 31, 35, 67, 155, 217, 313, 335, 469, 887, 1085, 1565, 2077, 2191, 2345, 4435, 6209, 9703, 10385, 10955, 14539, 20971, 27497, 31045, 48515, 59429, 67921, 72695, 104855, 137485, 146797, 192479, 277631, 297145, 339605, 416003, 650101, 733985, 962395, 1388155, 1842299, 1943417, 2080015, 3250505, 4550707, 8606561, 9211495, 9717085, 12896093, 18601277, 22753535, 43032805, 60245927, 64480465, 93006385, 130208939, 301229635, 576639587, 651044695, 2883197935, 4036477109, 20182385545]

約数ペア:

[(1, 20182385545), (5, 4036477109), (7, 2883197935), (31, 651044695), (35, 576639587), (67, 301229635), (155, 130208939), (217, 93006385), (313, 64480465), (335, 60245927), (469, 43032805), (887, 22753535), (1085, 18601277), (1565, 12896093), (2077, 9717085), (2191, 9211495), (2345, 8606561), (4435, 4550707), (6209, 3250505), (9703, 2080015), (10385, 1943417), (10955, 1842299), (14539, 1388155), (20971, 962395), (27497, 733985), (31045, 650101), (48515, 416003), (59429, 339605), (67921, 297145), (72695, 277631), (104855, 192479), (137485, 146797)]