20956100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19051}}^1$

素因数の和:19076

約数の個数: 36

約数和(自身を含む): 49611408

約数和(自身を除く): 28655308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 19051, 38102, 76204, 95255, 190510, 209561, 381020, 419122, 476275, 838244, 952550, 1047805, 1905100, 2095610, 4191220, 5239025, 10478050, 20956100]

約数ペア:

[(1, 20956100), (2, 10478050), (4, 5239025), (5, 4191220), (10, 2095610), (11, 1905100), (20, 1047805), (22, 952550), (25, 838244), (44, 476275), (50, 419122), (55, 381020), (100, 209561), (110, 190510), (220, 95255), (275, 76204), (550, 38102), (1100, 19051)]