213518932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 419069952

約数和(自身を除く): 205551020

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 223, 446, 463, 517, 892, 926, 1034, 1852, 2068, 2453, 4906, 5093, 9812, 10186, 10481, 20372, 20962, 21761, 41924, 43522, 87044, 103249, 115291, 206498, 230582, 239371, 412996, 461164, 478742, 957484, 1135739, 2271478, 4542956, 4852703, 9705406, 19410812, 53379733, 106759466, 213518932]

約数ペア:

[(1, 213518932), (2, 106759466), (4, 53379733), (11, 19410812), (22, 9705406), (44, 4852703), (47, 4542956), (94, 2271478), (188, 1135739), (223, 957484), (446, 478742), (463, 461164), (517, 412996), (892, 239371), (926, 230582), (1034, 206498), (1852, 115291), (2068, 103249), (2453, 87044), (4906, 43522), (5093, 41924), (9812, 21761), (10186, 20962), (10481, 20372)]