16780454614

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{20759}}^1$

素因数の和:20989

約数の個数: 64

約数和(自身を含む): 32644684800

約数和(自身を除く): 15864230186

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 181, 203, 319, 362, 406, 638, 1267, 1991, 2233, 2534, 3982, 4466, 5249, 10498, 13937, 20759, 27874, 36743, 41518, 57739, 73486, 115478, 145313, 228349, 290626, 404173, 456698, 602011, 808346, 1204022, 1598443, 3196886, 3757379, 4214077, 6622121, 7514758, 8428154, 13244242, 26301653, 41331169, 46354847, 52603306, 82662338, 92709694, 108963991, 217927982, 289318183, 578636366, 762747937, 1198603901, 1525495874, 2397207802, 8390227307, 16780454614]

約数ペア:

[(1, 16780454614), (2, 8390227307), (7, 2397207802), (11, 1525495874), (14, 1198603901), (22, 762747937), (29, 578636366), (58, 289318183), (77, 217927982), (154, 108963991), (181, 92709694), (203, 82662338), (319, 52603306), (362, 46354847), (406, 41331169), (638, 26301653), (1267, 13244242), (1991, 8428154), (2233, 7514758), (2534, 6622121), (3982, 4214077), (4466, 3757379), (5249, 3196886), (10498, 1598443), (13937, 1204022), (20759, 808346), (27874, 602011), (36743, 456698), (41518, 404173), (57739, 290626), (73486, 228349), (115478, 145313)]