20216356732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{111493}}^1$

素因数の和:111838

約数の個数: 48

約数和(自身を含む): 41695188192

約数和(自身を除く): 21478831460

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 317, 572, 634, 1268, 3487, 4121, 6974, 8242, 13948, 16484, 45331, 90662, 111493, 181324, 222986, 445972, 1226423, 1449409, 2452846, 2898818, 4905692, 5797636, 15943499, 31886998, 35343281, 63773996, 70686562, 141373124, 388776091, 459462653, 777552182, 918925306, 1555104364, 1837850612, 5054089183, 10108178366, 20216356732]

約数ペア:

[(1, 20216356732), (2, 10108178366), (4, 5054089183), (11, 1837850612), (13, 1555104364), (22, 918925306), (26, 777552182), (44, 459462653), (52, 388776091), (143, 141373124), (286, 70686562), (317, 63773996), (572, 35343281), (634, 31886998), (1268, 15943499), (3487, 5797636), (4121, 4905692), (6974, 2898818), (8242, 2452846), (13948, 1449409), (16484, 1226423), (45331, 445972), (90662, 222986), (111493, 181324)]