20106565798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{659}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 33995427840

約数和(自身を除く): 13888862042

約数列:

[1, 2, 11, 22, 53, 106, 137, 191, 274, 382, 583, 659, 1166, 1318, 1507, 2101, 3014, 4202, 7249, 7261, 10123, 14498, 14522, 20246, 26167, 34927, 52334, 69854, 79871, 90283, 111353, 125869, 159742, 180566, 222706, 251738, 287837, 384197, 575674, 768394, 993113, 1384559, 1386851, 1986226, 2769118, 2773702, 4784999, 6671057, 9569998, 13342114, 15255361, 17244053, 30510722, 34488106, 52634989, 73381627, 105269978, 146763254, 189684583, 379369166, 913934809, 1827869618, 10053282899, 20106565798]

約数ペア:

[(1, 20106565798), (2, 10053282899), (11, 1827869618), (22, 913934809), (53, 379369166), (106, 189684583), (137, 146763254), (191, 105269978), (274, 73381627), (382, 52634989), (583, 34488106), (659, 30510722), (1166, 17244053), (1318, 15255361), (1507, 13342114), (2101, 9569998), (3014, 6671057), (4202, 4784999), (7249, 2773702), (7261, 2769118), (10123, 1986226), (14498, 1386851), (14522, 1384559), (20246, 993113), (26167, 768394), (34927, 575674), (52334, 384197), (69854, 287837), (79871, 251738), (90283, 222706), (111353, 180566), (125869, 159742)]