211314884

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2145

約数の個数: 48

約数和(自身を含む): 428366400

約数和(自身を除く): 217051516

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 1331, 2089, 2299, 2662, 4178, 4598, 5324, 8356, 9196, 22979, 25289, 39691, 45958, 50578, 79382, 91916, 101156, 158764, 252769, 436601, 505538, 873202, 1011076, 1746404, 2780459, 4802611, 5560918, 9605222, 11121836, 19210444, 52828721, 105657442, 211314884]

約数ペア:

[(1, 211314884), (2, 105657442), (4, 52828721), (11, 19210444), (19, 11121836), (22, 9605222), (38, 5560918), (44, 4802611), (76, 2780459), (121, 1746404), (209, 1011076), (242, 873202), (418, 505538), (484, 436601), (836, 252769), (1331, 158764), (2089, 101156), (2299, 91916), (2662, 79382), (4178, 50578), (4598, 45958), (5324, 39691), (8356, 25289), (9196, 22979)]