20020748856

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{253787}}^1$

素因数の和:253988

約数の個数: 64

約数和(自身を含む): 52990934400

約数和(自身を除く): 32970185544

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 173, 228, 346, 456, 519, 692, 1038, 1384, 2076, 3287, 4152, 6574, 9861, 13148, 19722, 26296, 39444, 78888, 253787, 507574, 761361, 1015148, 1522722, 2030296, 3045444, 4821953, 6090888, 9643906, 14465859, 19287812, 28931718, 38575624, 43905151, 57863436, 87810302, 115726872, 131715453, 175620604, 263430906, 351241208, 526861812, 834197869, 1053723624, 1668395738, 2502593607, 3336791476, 5005187214, 6673582952, 10010374428, 20020748856]

約数ペア:

[(1, 20020748856), (2, 10010374428), (3, 6673582952), (4, 5005187214), (6, 3336791476), (8, 2502593607), (12, 1668395738), (19, 1053723624), (24, 834197869), (38, 526861812), (57, 351241208), (76, 263430906), (114, 175620604), (152, 131715453), (173, 115726872), (228, 87810302), (346, 57863436), (456, 43905151), (519, 38575624), (692, 28931718), (1038, 19287812), (1384, 14465859), (2076, 9643906), (3287, 6090888), (4152, 4821953), (6574, 3045444), (9861, 2030296), (13148, 1522722), (19722, 1015148), (26296, 761361), (39444, 507574), (78888, 253787)]