213834170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1013}}^1$

素因数の和:1151

約数の個数: 64

約数和(自身を含む): 446808960

約数和(自身を除く): 232974790

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 101, 110, 190, 202, 209, 418, 505, 1010, 1013, 1045, 1111, 1919, 2026, 2090, 2222, 3838, 5065, 5555, 9595, 10130, 11110, 11143, 19190, 19247, 21109, 22286, 38494, 42218, 55715, 96235, 102313, 105545, 111430, 192470, 204626, 211090, 211717, 423434, 511565, 1023130, 1058585, 1125443, 1943947, 2117170, 2250886, 3887894, 5627215, 9719735, 11254430, 19439470, 21383417, 42766834, 106917085, 213834170]

約数ペア:

[(1, 213834170), (2, 106917085), (5, 42766834), (10, 21383417), (11, 19439470), (19, 11254430), (22, 9719735), (38, 5627215), (55, 3887894), (95, 2250886), (101, 2117170), (110, 1943947), (190, 1125443), (202, 1058585), (209, 1023130), (418, 511565), (505, 423434), (1010, 211717), (1013, 211090), (1045, 204626), (1111, 192470), (1919, 111430), (2026, 105545), (2090, 102313), (2222, 96235), (3838, 55715), (5065, 42218), (5555, 38494), (9595, 22286), (10130, 21109), (11110, 19247), (11143, 19190)]